I had this experience a couple of months ago when I noticed a gap in the shopify app ecosystem. I saw some comments discussing this need, found nothing in the store, and had a friend starting a shop that could potentially use it as well. Worked on the app for 2-3 months, polishing, coding, learning tailwind and a bit of formal UI design in the process. Kept thinking "It's not ready yet. Just needs this hook into the…
The second most affirming thing in the world is watching someone make the exact thing you thought of and then selling it.