MODELS AREN'T MOATS

Summary from the TLDR Founders newsletter

The AI market feels frothy - startups are raising at astronomical valuations despite minimal revenue. With foundation models becoming commoditized, three signals separate winners from losers: talent density, brand strength, and data feedback loops. Startups can copy UI and rent compute, but they can't easily replicate a fast, tight proprietary loop trained on millions of live, structured interactions.