From CNET: Facebook's grip on Messenger got tighter this week. The social networking giant said it's requiring new people who sign up for its Messenger communications app to tie it to their Facebook account, effectively forcing them to reveal their identities and tie their communications to their social networking profile.
Facebook made the move, which was earlier reported by VentureBeat, because "the vast majority of people who use Messenger already log in through Facebook and we want to simplify the process," a Facebook spokeswoman said in a statement. Existing Messenger accounts that aren't tied to Facebook profiles won't need to make any changes, for now.
In 2015, Facebook began letting people sign up for its messaging service with just a phone number, and not a profile.
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