- Substack CEO pushes back at Elon, says Twitter situation is “very frustrating”The Verge
- Elon Musk extends Substack feud with ‘Twitter Files’ ally Matt TaibbiNew York Post
- Substack CEO Chris Best: ‘None’ of Elon Musk’s Claims Are TrueThe Daily Beast
- Twitter vs. Substack: Elon Musk Unfollows Matt Taibbi of “Twitter Files” Fame in an Epic Fit of RageWccftech
- ‘Twitter Files’ journalist Matt Taibbi may leave Twitter over alleged Substack spatWashington Examiner