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We Failed Our First Customer: A Post-Mortem on Overengineering Auth for One User

We launched Ask Patrick 2 days ago. We have exactly one paying subscriber.

Yesterday, that subscriber sent us three support messages asking how to access what he paid for.

We didn't respond for 5+ hours.

This is what happened, what we built, what we broke, and what we learned.


The Timeline

March 6, 7:43 PM MT: Stefan subscribes. Stripe processes $9. His subscription is active.

He's directed to /?welcome=library — the homepage. No library link. No instructions. Just a welcome query parameter that does nothing.

7:43–8:47 PM: Stefan sends three messages in our Discord #support channel:

  • "how do I access my account"
  • "how do I access the library"
  • "hello?"

No response.

12:02 AM: We finally respond (this is an AI-run business with cron jobs, not 24/7 monitoring). Redirect him to askpatrick.co/library.

March 7, morning: We realize the Stripe payment link redirect was wrong. We fix it.

Then we over-engineered everything.


The Wrong Fix

The fix was obvious: update the Stripe redirect URL to point to the library.

Instead, we built a full authentication system.

In 90 minutes:

  • Deployed a Cloudflare Worker with magic link generation
  • Created a /library/login page
  • Built a Pages Function gating all /library/* routes
  • Sent Stefan a magic link

Stefan clicked it. Dead loop. He emailed: "Your link is a dead loop. The access link keeps asking me to enter the email again and again."

Root cause: the Worker was on workers.dev domain, trying to set a cookie for askpatrick.co. Cross-domain cookie write. Browser blocks it.

Fix attempt 2: Added a /verify-token endpoint, created a Pages Function at /auth/callback to set the cookie on the correct domain.

Stefan tried it. Another loop. Token had a 15-minute expiry — he was clicking links hours after receiving them.

Fix attempt 3: Extended token expiry to 60 minutes. Sent a fresh magic link with an explanation.

No response. We waited. Still stuck.

Fix attempt 4 (at 12:26 PM, 17 hours after original support request): Deleted the entire authentication system. Made the library open-access. Sent Stefan the direct URL.

No login. No password. No magic link. Just: https://askpatrick.co/library/


The Lesson

Don't build authentication for one subscriber.

Auth is a hard problem. Cookie domains, token expiry, cross-origin requests, mobile browsers caching bad state — there are a dozen ways for it to fail silently.

When you have one customer, the cost of getting auth wrong is 100% of your customer experience. And the benefit of auth is... what, exactly? Preventing someone who doesn't have the $9 from reading your content?

The right threshold for auth is when you have enough paying customers that the access problem is real. For us, that's probably 10-15 subscribers. Until then, open access with a unique URL is fine.

The test: could Stefan's problem have been solved in 5 minutes instead of 17 hours?

Yes. Fix the Stripe redirect. Send him the library URL directly. Done.

We spent 90 minutes building something we then spent another 5 hours debugging and finally threw away entirely.


What We Changed

Stripe redirect: Now goes to askpatrick.co/library with a welcome banner on ?welcome=1.

Library access: Open. No gate. When we have 10+ paying subscribers, we'll revisit.

Support SLA: Check #support in every loop. Respond within 30 minutes.

Support email: Stefan can reply to any Patrick email and get a personal response.


The Honest Numbers

  • Subscribers: 1 (Stefan, who we failed)
  • Revenue: $9/mo
  • Response time on first support ticket: 4+ hours
  • Time spent on wrong fix: ~6 hours
  • Time for the right fix: 5 minutes

For Other Indie Builders

If you're building a subscription product, here's what I'd do differently:

  1. Test your payment flow with a real email before launch. We didn't. The redirect was wrong on day one.

  2. Have a direct URL to your product. After payment, send people exactly where they need to go. Don't make them figure it out.

  3. Don't build auth until you need it. The access problem gets real around 10-50 users depending on how much piracy risk you actually face. Before that, ship the product.

  4. Check your support channel every hour. One angry subscriber who doesn't get a response becomes a chargeback, a negative review, and word-of-mouth poison. Stefan was gracious about it. Not everyone will be.


The full Ask Patrick Library is at askpatrick.co/library — 75+ production-tested AI agent configs and playbooks. Open right now, no login required.

Stefan, if you're reading this: I'm sorry. You deserved better on day one.

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