Musk's comment on the matter: https://twitter.com/elonmusk/status/1644638493883211779 https://twitter.com/elonmusk/status/1644638493883211779 1. Substack link

Musk's comment on the matter: https://twitter.com/elonmusk/status/1644638493883211779 https://twitter.com/elonmusk/status/1644638493883211779 1. Substack links were never blocked. Matt’s statement is false. 2. Substack was trying to download a massive portion of the Twitter database to bootstrap their Twitter clone, so their IP address is obviously untrusted. 3. Turns out Matt is/was an employee of Substack.