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    <title>DEV Community: Vincent Ewing</title>
    <description>The latest articles on DEV Community by Vincent Ewing (@vincentewing2499).</description>
    <link>https://dev.to/vincentewing2499</link>
    <image>
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      <title>DEV Community: Vincent Ewing</title>
      <link>https://dev.to/vincentewing2499</link>
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    <item>
      <title>How to Read Bitcoin’s “Chart Story” Without Guessing: MA5/MA20, RSI, MACD, and What the Text Block Really Means</title>
      <dc:creator>Vincent Ewing</dc:creator>
      <pubDate>Tue, 13 Oct 2026 02:29:03 +0000</pubDate>
      <link>https://dev.to/vincentewing2499/how-to-read-bitcoins-chart-story-without-guessing-ma5ma20-rsi-macd-and-what-the-text-block-37nh</link>
      <guid>https://dev.to/vincentewing2499/how-to-read-bitcoins-chart-story-without-guessing-ma5ma20-rsi-macd-and-what-the-text-block-37nh</guid>
      <description>&lt;p&gt;Every day, social feeds "interpret" Bitcoin with a screenshot and a vibe. Charts without a &lt;strong&gt;repeatable reading order&lt;/strong&gt; feel like astrology with extra steps.&lt;/p&gt;

&lt;p&gt;On &lt;a href="https://www.cryptobubblemap.com/en/coins/bitcoin/price-prediction" rel="noopener noreferrer"&gt;Cryptobubblemap's Bitcoin price prediction page&lt;/a&gt;, the short-term block is built as a &lt;strong&gt;structured narrative&lt;/strong&gt;: price vs moving averages, momentum oscillators, pivot levels, then a plain-language paragraph that ties those inputs together -- including a &lt;strong&gt;30-day model figure&lt;/strong&gt; that is intentionally separate from the indicator story.&lt;/p&gt;

&lt;p&gt;I'll walk through that machinery as an educator, not a promoter. Predictions are &lt;strong&gt;models on historical data&lt;/strong&gt;; crypto is still reflexive and violent. &lt;strong&gt;This is not investment advice.&lt;/strong&gt;&lt;/p&gt;




&lt;h2&gt;
  
  
  What this page is (and is not)
&lt;/h2&gt;

&lt;p&gt;&lt;strong&gt;It is:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;A &lt;strong&gt;coin analytics page&lt;/strong&gt; with hero pricing, trend charts, short- and long-term forecast tables, a technical analysis section, and FAQ.&lt;/li&gt;
&lt;li&gt;A place where &lt;strong&gt;"How we interpret the data"&lt;/strong&gt; is generated from live indicators -- buy / sell / neutral counts, position vs the 50-day MA, RSI regime, and similar inputs.&lt;/li&gt;
&lt;li&gt;A short-term chart area focused on &lt;strong&gt;MA5 and MA20 over roughly the last 14 days&lt;/strong&gt;, plus RSI(14), MACD, and classic pivot support/resistance.&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;&lt;strong&gt;It is not:&lt;/strong&gt;&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;A guarantee of future prices. On-site copy states that forecasts use historical volatility, moving-average slope, RSI adjustments, and related rules -- and that long horizons lean on &lt;strong&gt;annualised return bands&lt;/strong&gt;, not day-trading signals.&lt;/li&gt;
&lt;li&gt;A substitute for macro (rates, ETF flows, geopolitics). Pair it with sentiment and cycle tools -- for example the site's &lt;a href="https://www.cryptobubblemap.com/en/fear-and-greed" rel="noopener noreferrer"&gt;Fear &amp;amp; Greed Index&lt;/a&gt; or &lt;a href="https://www.cryptobubblemap.com/en/ahr999" rel="noopener noreferrer"&gt;AHR999&lt;/a&gt; -- instead of using technical copy alone.&lt;/li&gt;
&lt;/ul&gt;




&lt;h2&gt;
  
  
  Read the hero before the chart
&lt;/h2&gt;

&lt;p&gt;The top of the page anchors a &lt;strong&gt;reference close&lt;/strong&gt; against the header tick (they can differ slightly; the UI explains the baseline). The &lt;strong&gt;timeframe gauge&lt;/strong&gt; (e.g. 1D / 1W) summarises aggregated technical sentiment: counts of buy vs sell vs neutral signals and a coarse label from strong sell to strong buy.&lt;/p&gt;

&lt;p&gt;Treat that gauge as a &lt;strong&gt;dashboard light&lt;/strong&gt;, not an order button. I always scroll next to the short-term chart block, where the assumptions are visible.&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fliq1ejporlq07r6m4roc.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fliq1ejporlq07r6m4roc.png" alt="Bitcoin price prediction hero and timeframe gauge" width="800" height="319"&gt;&lt;/a&gt;&lt;/p&gt;




&lt;h2&gt;
  
  
  The 14-day MA chart: trend vs range
&lt;/h2&gt;

&lt;p&gt;The short-term chart plots &lt;strong&gt;price&lt;/strong&gt;, &lt;strong&gt;MA5 (5-day)&lt;/strong&gt;, and &lt;strong&gt;MA20 (20-day)&lt;/strong&gt;. The helper text on the page spells out logic many trading courses teach but products rarely document:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;When &lt;strong&gt;MA5 and MA20 are tangled&lt;/strong&gt; (very tight separation is treated as "ranging"), the model &lt;strong&gt;defaults to a ranging forecast&lt;/strong&gt; -- chop dominates.&lt;/li&gt;
&lt;li&gt;When the lines &lt;strong&gt;separate cleanly&lt;/strong&gt;, the model leans &lt;strong&gt;trending&lt;/strong&gt; -- direction matters more than mean reversion.&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;Read four price-vs-MA structures (they also drive the auto-generated sentences under the charts):&lt;/p&gt;

&lt;div class="table-wrapper-paragraph"&gt;&lt;table&gt;
&lt;thead&gt;
&lt;tr&gt;
&lt;th&gt;Structure&lt;/th&gt;
&lt;th&gt;Plain meaning&lt;/th&gt;
&lt;/tr&gt;
&lt;/thead&gt;
&lt;tbody&gt;
&lt;tr&gt;
&lt;td&gt;Price above &lt;strong&gt;both&lt;/strong&gt; MA5 and MA20&lt;/td&gt;
&lt;td&gt;Short-term momentum aligned; pullbacks are "buy the dip" in trend-following frameworks -- until they aren't.&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;Price above MA5, &lt;strong&gt;below&lt;/strong&gt; MA20&lt;/td&gt;
&lt;td&gt;Bounce inside a weaker short-term trend; recovery not confirmed.&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;Price below MA5, &lt;strong&gt;above&lt;/strong&gt; MA20&lt;/td&gt;
&lt;td&gt;Pullback within an intact short-term trend -- common in bull flags.&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
&lt;td&gt;Price below &lt;strong&gt;both&lt;/strong&gt;
&lt;/td&gt;
&lt;td&gt;Near-term pressure; rallies meet overhead from the averages.&lt;/td&gt;
&lt;/tr&gt;
&lt;/tbody&gt;
&lt;/table&gt;&lt;/div&gt;

&lt;p&gt;The caption prints &lt;strong&gt;price | MA5 | MA20&lt;/strong&gt; so you can check the prose against the chart -- useful when you disagree with the template.&lt;/p&gt;

&lt;p&gt;&lt;a href="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fx7yictww1cvh5c5fup32.png" class="article-body-image-wrapper"&gt;&lt;img src="https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Farticles%2Fx7yictww1cvh5c5fup32.png" alt="Bitcoin short-term MA5 and MA20 chart with labels" width="799" height="324"&gt;&lt;/a&gt;&lt;/p&gt;




&lt;h2&gt;
  
  
  RSI(14): stretch, not prophecy
&lt;/h2&gt;

&lt;p&gt;The RSI panel is one number with zones:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Above ~70&lt;/strong&gt; -- "Overbought" in this model: momentum strong, statistically extended, higher odds of pause or consolidation.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Below ~30&lt;/strong&gt; -- Oversold: selling may be exhausting; watch for stabilisation, not automatic V-reversals.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Between 30-70&lt;/strong&gt; -- Split into neutral-to-strong vs neutral-to-weak around the midline.&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;RSI is where retail Twitter argues. Use it as &lt;strong&gt;context for the bottom paragraph&lt;/strong&gt;, not a standalone signal. BTC can stay "overbought" for weeks in strong trends.&lt;/p&gt;




&lt;h2&gt;
  
  
  MACD histogram: who is pressing?
&lt;/h2&gt;

&lt;p&gt;The page shows MACD values and emphasises the &lt;strong&gt;histogram&lt;/strong&gt; sign:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Positive histogram&lt;/strong&gt; -- Buying pressure dominant in this construction.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Negative&lt;/strong&gt; -- Selling pressure; bounces may be shallow.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Near zero&lt;/strong&gt; -- Indecision; often aligns with tangled MAs.&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;MACD lags price. Here it &lt;strong&gt;confirms or contradicts&lt;/strong&gt; what MA structure already suggested.&lt;/p&gt;




&lt;h2&gt;
  
  
  Pivot support &amp;amp; resistance: intraday scaffolding
&lt;/h2&gt;

&lt;p&gt;Pivot points (S1, pivot, R1, etc.) give &lt;strong&gt;classical intraday levels&lt;/strong&gt; vs the current print. I use them to frame risk: where is the nearest shelf if the MA story fails?&lt;/p&gt;

&lt;p&gt;They are not magic -- liquidity clusters and options strikes matter more on event days -- but they give shared language ("we lost the pivot") across traders.&lt;/p&gt;




&lt;h2&gt;
  
  
  The "bottom conclusion": how the paragraph is built
&lt;/h2&gt;

&lt;p&gt;This is the closest thing on the site to a &lt;strong&gt;daily Bitcoin chart interpretation&lt;/strong&gt; in prose. The block is assembled from:&lt;/p&gt;

&lt;ol&gt;
&lt;li&gt;
&lt;strong&gt;Methodology&lt;/strong&gt; -- Short-term bias uses &lt;strong&gt;MA5/MA20 structure&lt;/strong&gt;, &lt;strong&gt;RSI momentum&lt;/strong&gt;, and &lt;strong&gt;MACD histogram&lt;/strong&gt;.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Intro&lt;/strong&gt; -- Coin name + &lt;strong&gt;current reference price&lt;/strong&gt;.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;MA clause&lt;/strong&gt; -- One of three templates (above both / reclaimed MA5 but under MA20 / below both).&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;RSI clause&lt;/strong&gt; -- One of four templates (overbought / oversold / neutral-strong / neutral-weak).&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;MACD clause&lt;/strong&gt; -- Positive / negative / flat histogram wording.&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Outro&lt;/strong&gt; -- Inserts the &lt;strong&gt;30-day forecast price&lt;/strong&gt; from the model table -- bridging indicators to a longer numeric output.&lt;/li&gt;
&lt;/ol&gt;

&lt;p&gt;If RSI looks overbought but MACD is still positive and price holds above both MAs, the text reads &lt;strong&gt;bullish but cautious&lt;/strong&gt; -- multi-factor, not contradictory.&lt;/p&gt;

&lt;p&gt;When I disagree, I note &lt;strong&gt;which clause&lt;/strong&gt; I reject (often MA range vs trend, or RSI in a trend regime). That turns a rant into a journal entry.&lt;/p&gt;




&lt;h2&gt;
  
  
  Where the 30-day number comes from (and where it does not)
&lt;/h2&gt;

&lt;p&gt;The &lt;strong&gt;30-day forecast&lt;/strong&gt; in the closing sentence is &lt;strong&gt;not&lt;/strong&gt; a straight extension of MACD. Broader page copy says near-term projections use &lt;strong&gt;MA50 slope&lt;/strong&gt;, RSI-based adjustments, and recent volatility; multi-year views use &lt;strong&gt;annualised historical return with damping and volatility bands&lt;/strong&gt;.&lt;/p&gt;

&lt;p&gt;So: the chart story is mostly &lt;strong&gt;5-20 day structure&lt;/strong&gt;; the 30-day figure is a &lt;strong&gt;scenario output&lt;/strong&gt;, not a target. Compare it to the &lt;strong&gt;short-term prediction table&lt;/strong&gt; on the &lt;a href="https://www.cryptobubblemap.com/en/coins/bitcoin/price-prediction" rel="noopener noreferrer"&gt;same page&lt;/a&gt;. If table and narrative diverge, trust what you can see (MA / RSI / MACD) and check inputs (stale data, ranging flag).&lt;/p&gt;




&lt;h2&gt;
  
  
  Medium-term: the 200-day MA lane
&lt;/h2&gt;

&lt;p&gt;The medium-term section (12-month price vs &lt;strong&gt;200-day MA&lt;/strong&gt;) asks a different question: &lt;em&gt;is the yearly trend structurally strong or weak?&lt;/em&gt; With enough history, the page may show MA100/MA200 state labels; shorter listings use documented fallbacks.&lt;/p&gt;

&lt;p&gt;Use it as a &lt;strong&gt;filter on short-term trades&lt;/strong&gt;: fighting the 200D while MACD turns positive is a classic bear-market rally setup.&lt;/p&gt;




&lt;h2&gt;
  
  
  A disciplined daily routine
&lt;/h2&gt;

&lt;ol&gt;
&lt;li&gt;Read &lt;strong&gt;MA structure&lt;/strong&gt; on the 14-day chart (trend vs tangle).&lt;/li&gt;
&lt;li&gt;Check &lt;strong&gt;RSI + MACD&lt;/strong&gt; for agreement or tension.&lt;/li&gt;
&lt;li&gt;Read the &lt;strong&gt;bottom conclusion&lt;/strong&gt; as a checklist, not gospel.&lt;/li&gt;
&lt;li&gt;Note &lt;strong&gt;pivot levels&lt;/strong&gt; for where you'd be wrong.&lt;/li&gt;
&lt;li&gt;Cross-check sentiment -- &lt;a href="https://www.cryptobubblemap.com/en/fear-and-greed" rel="noopener noreferrer"&gt;Fear &amp;amp; Greed&lt;/a&gt; -- and rotation context if you trade alts (&lt;a href="https://www.cryptobubblemap.com/en/bitcoin-dominance" rel="noopener noreferrer"&gt;BTC dominance&lt;/a&gt;, &lt;a href="https://www.cryptobubblemap.com/en/altcoin-season-index" rel="noopener noreferrer"&gt;Altcoin Season Index&lt;/a&gt;).&lt;/li&gt;
&lt;li&gt;Log: &lt;em&gt;What would change my mind tomorrow?&lt;/em&gt; (e.g. close below MA20, histogram flip negative).&lt;/li&gt;
&lt;/ol&gt;




&lt;h2&gt;
  
  
  Limits (honest)
&lt;/h2&gt;

&lt;ul&gt;
&lt;li&gt;Technical stacks &lt;strong&gt;lag&lt;/strong&gt; violent news (ETF headlines, exchange outages).&lt;/li&gt;
&lt;li&gt;Models trained on history &lt;strong&gt;under-react&lt;/strong&gt; to regime changes.&lt;/li&gt;
&lt;li&gt;Per-coin Fear &amp;amp; Greed on the prediction hero may still be a placeholder for some assets; BTC has richer cross-links elsewhere on &lt;a href="https://www.cryptobubblemap.com/" rel="noopener noreferrer"&gt;Cryptobubblemap&lt;/a&gt;.&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;The value isn't "the model said buy." It's &lt;strong&gt;the same reading order every morning&lt;/strong&gt; so you notice when the story changes.&lt;/p&gt;




&lt;h2&gt;
  
  
  Disclosure
&lt;/h2&gt;

&lt;p&gt;I contribute to &lt;a href="https://www.cryptobubblemap.com/" rel="noopener noreferrer"&gt;Cryptobubblemap&lt;/a&gt;, which hosts this &lt;a href="https://www.cryptobubblemap.com/en/coins/bitcoin/price-prediction" rel="noopener noreferrer"&gt;Bitcoin price prediction page&lt;/a&gt; and related free tools. I linked the live page because the mechanics are easier to verify there than in screenshots alone. No paid promotion; crypto is risky -- size and plan accordingly.&lt;/p&gt;

</description>
      <category>bitcoin</category>
      <category>crypto</category>
    </item>
    <item>
      <title>I built a free crypto bubble map for reading market momentum visually</title>
      <dc:creator>Vincent Ewing</dc:creator>
      <pubDate>Sat, 10 Oct 2026 07:21:57 +0000</pubDate>
      <link>https://dev.to/vincentewing2499/i-built-a-free-crypto-bubble-map-for-reading-market-momentum-visually-1pgl</link>
      <guid>https://dev.to/vincentewing2499/i-built-a-free-crypto-bubble-map-for-reading-market-momentum-visually-1pgl</guid>
      <description>&lt;p&gt;Hi everyone,&lt;/p&gt;

&lt;p&gt;I've been working on &lt;strong&gt;Cryptobubblemap&lt;/strong&gt; — a free web tool that turns the crypto market into an interactive bubble chart. I wanted to share it with the DEV community and get honest feedback from builders and traders who actually stare at market screens all day.&lt;/p&gt;

&lt;h2&gt;
  
  
  The problem I kept running into
&lt;/h2&gt;

&lt;p&gt;Most crypto dashboards are tables: rank, price, 24h %, scroll, repeat. That works for checking one coin, but it's painful when you want a &lt;strong&gt;quick visual read&lt;/strong&gt; on what's moving across hundreds of assets.&lt;/p&gt;

&lt;p&gt;I wanted something closer to a heat map you can explore — without installing a desktop app or signing up for another portfolio tracker.&lt;/p&gt;

&lt;h2&gt;
  
  
  What Cryptobubblemap does
&lt;/h2&gt;

&lt;p&gt;Each coin is a bubble on one canvas:&lt;/p&gt;

&lt;ul&gt;
&lt;li&gt;
&lt;strong&gt;Size&lt;/strong&gt; reflects a market metric you choose (e.g. market cap or volume)&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Color&lt;/strong&gt; shows price performance over your selected timeframe (1h → 1 year)&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Filter&lt;/strong&gt; by category or exchange&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Switch&lt;/strong&gt; fiat display&lt;/li&gt;
&lt;li&gt;
&lt;strong&gt;Open&lt;/strong&gt; a detail page for any asset&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;It's 100% browser-based. No install. Free to use.&lt;/p&gt;

&lt;p&gt;👉 &lt;strong&gt;Try it here:&lt;/strong&gt; &lt;a href="https://cryptobubblemap.com" rel="noopener noreferrer"&gt;https://cryptobubblemap.com&lt;/a&gt;&lt;/p&gt;

&lt;h2&gt;
  
  
  Who it's for
&lt;/h2&gt;

&lt;ul&gt;
&lt;li&gt;Traders who want a fast scan of momentum&lt;/li&gt;
&lt;li&gt;Researchers comparing sectors or exchanges&lt;/li&gt;
&lt;li&gt;Anyone tired of scrolling endless ranking tables&lt;/li&gt;
&lt;/ul&gt;

&lt;p&gt;Market data comes from established providers including CoinGecko.&lt;/p&gt;

&lt;h2&gt;
  
  
  What I'm working on next
&lt;/h2&gt;

&lt;ul&gt;
&lt;li&gt;Sharper defaults for first-time visitors&lt;/li&gt;
&lt;li&gt;More ways to compare sectors at a glance&lt;/li&gt;
&lt;li&gt;Better mobile layout for quick checks on the go&lt;/li&gt;
&lt;/ul&gt;

&lt;h2&gt;
  
  
  I'd love your feedback
&lt;/h2&gt;

&lt;p&gt;If you try it, I'd genuinely appreciate notes on:&lt;/p&gt;

&lt;ol&gt;
&lt;li&gt;Is the first screen understandable in under 10 seconds?&lt;/li&gt;
&lt;li&gt;What metric or timeframe do you reach for first?&lt;/li&gt;
&lt;li&gt;Anything confusing or missing for your workflow?&lt;/li&gt;
&lt;/ol&gt;

&lt;p&gt;You can also reach me at &lt;a href="mailto:hello@cryptobubblemap.com"&gt;hello@cryptobubblemap.com&lt;/a&gt; or on X: &lt;a href="https://x.com/Cryptobubblemap" rel="noopener noreferrer"&gt;@Cryptobubblemap&lt;/a&gt;.&lt;/p&gt;

&lt;p&gt;Thanks for reading — and if you've built something in the fintech or crypto visualization space, I'd love to hear what worked for you too.&lt;/p&gt;

</description>
      <category>showdev</category>
      <category>webdev</category>
      <category>cryptocurrency</category>
      <category>sideprojects</category>
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