He follows this tweet with another saying: "I didn't write that. He did. Since I don't know any details, I didn't feel I should edit it. And because I don't kn

He follows this tweet with another saying: "I didn't write that. He did. Since I don't know any details, I didn't feel I should edit it. And because I don't know any details, it's no use asking me what he means. If you've read the preceding tweet, you know as much as I do." So this is a rumour about nothing, spread by Paul Graham but blaming a supposed nameless third-party.