AI is moving so fast that some things become outdated before I have even finished learning them.
Its capabilities are impressive.
At this stage, though, understanding some programming fundamentals still helps you use AI more effectively.
Here is an English EPUB reader I built from scratch by vibe coding with Codex.
It supports reading EPUB books, tapping words to look them up, and reviewing vocabulary.
Vibe coding and deployment took 3 hours in total.
I should collect more ideas. Going forward, people who can turn ideas into products will take center stage.