“I decided one day to just build a bunch of tiny tools on my own personal website... I built four or five tools that week... Audio Pen's MVP was one of those five tools that I built. It got a lot more love than I expected...”

Ship Four To Five Tiny Tools In A Week And Double Down On The One That Pops

After 15 failed projects, Lewis stopped picking ideas in advance. He shipped four to five tiny tools to his personal site in a single week and tracked which one got disproportionate love on Twitter. Audio Pen popped, so he committed only after the signal showed up — picking the winner instead of guessing it.