What’s to stop any of its current competitors from making a Twitter clone, one with moderation? If he can’t keep advertisers, Google or someone else could leverage their already existing network effects to take Twitter refugees.
> Google or someone else could leverage their already existing network effects
Google tried this taking on Facebook. It didn't work because network effects cannot force someone to a new network. Heck, it almost killed YouTube in the process of getting Google+ their network.
