This is definitely the moat against having another Twitter but a lot of things have a lots of users. There's something else about it, a culture which tells wha

This is definitely the moat against having another Twitter but a lot of things have a lots of users. There's something else about it, a culture which tells what people should expect from it maybe. There must be something else because anyone with lot's of users is supposed to be able to inflate and take over everything but this is not happening.