private company becomes defacto monopoly in many cases - private company withdraws service from problem users - those users are left with no options However, t

private company becomes defacto monopoly in many cases - private company withdraws service from problem users - those users are left with no options However, the pattern as it often plays out in the late 20th and early 21st century has a wrinkle: Private company lets competitors occupy distant 2nd and 3rd positions in order to deflect charges of monopoly. The dominant company might even buy stock in the distant competitors to help keep them afloat. But the final result is beyond Orwellian. In 2019, if someone gets banned from Facebook, Twitter, or YouTube, is there a viable mainstream alternative?