Stop tracking course completion percentages and start engineering actual knowledge retention. In this advanced tutorial, we break away from basic lists to build a connected learning ecosystem in Notion using Formulas 2.0. Discover how to program a dynamic, color-coded visual progress bar, write an automated spaced repetition schedule block, and structure an active recall dashboard queue that surfaces the exact material you need to review each morning.

In July 2025, I launched DevHub. My expectations? 100+ sales and a viral launch. The reality? 18 views, 2 sales, and absolute silence. So, I vanished for 4 months. Not because I gave up on the product, but because I realized I treated marketing like a one-time event instead of a daily practice. Here is the honest breakdown of what I got wrong, the metrics I'm starting back up with, and what I’m doing differently to build in public.