Why isn't George R.R. Martin allowed on Twitter? He only has 140 characters to kill

Why George RR Martin doesn't utilize suicide bombers in GoT? Because he does not have enough virgins left in the story

Why didn't George RR Martin (GOT author) use Twitter? Because he killed all the 140 characters.

Why doesn't George R.R. Martin use a Twitter? Because he kills all 140 characters.