I just re-started this journey a couple weeks ago and the first piece of advice I got from a friend who has been doing this for years was exactly this - always start mobile first. I am trying to do that every time I start a new exercise or challenge now - even when it doesn't ask me to do so.
That's good advice. It's true that a lot more people visit the web from their phones now because it's just convenient to pick up your phone and look something up, rather than turn on your laptop/desktop and wait for it to open so you can open your browser.
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That's good advice. It's true that a lot more people visit the web from their phones now because it's just convenient to pick up your phone and look something up, rather than turn on your laptop/desktop and wait for it to open so you can open your browser.