When AI Becomes Infrastructure: Taste, Spend, and What Screens Are For

Tony Fadell's interview on Lenny's podcast is the most useful PM-craft piece of the week: opinion vs. data, the "three generations rule," and why AI still needs screens. Pair that with Ravi Mehta's practical framework for cutting AI token spend 10x, and you get a clean through-line — taste gets you to the right product, discipline gets you to the right cost structure.