My professor was one of the founders of Let's Encrypt. He said it was basically a game theory problem. Whichever CA defects gets money. The rest get nothing. Id

My professor was one of the founders of Let's Encrypt. He said it was basically a game theory problem. Whichever CA defects gets money. The rest get nothing. IdenTrust decided to get that money, because they thought that if they didn't, a different CA would.