Government rather than private?
> Being able to connect a specific phone number to a Twitter account is potentially enormously valuable to a hacker, fraudster, or spy
Given that it's Twitter, an irritant for authoritarian regimes, and looking at 2 of the 3 cited names, I would have thought it far more likely to be governments/regimes seeking to identify who's behind particular criticism and/or activism. So that they can quietly eliminate it.
Biting the hand that feeds IT
