“The best minds of my generation are thinking about how to make people click ads,” Jeff Hammerbacher, an early Facebook engineer, told me. “That sucks.”
So, to me, the big potential of Twitter is that it becomes a truly decentralized and yet connected intellectual marketplace where you can find and vet the very, very best minds in the world.
In the process, though, Mr. Dorsey said he now believes that he made a critical mistake: not hiring experts to help him understand the potentially far-reaching importance of apparently small design choices.