Journalists and researchers have already pointed out that Greenwald's claim in this tweet about Parler is demonstrably false.
— Nick Martin (@nickmartin) January 13, 2021
So I was curious where he got it from.
It turns out he was credulously parroting an anonymous Parler exec. https://t.co/kGI77C2vxK https://t.co/elHNdn3Dj0 pic.twitter.com/LNlJAqaaMr