[https://edition.cnn.com/2021/01/14/tech/twitter-jack-dorsey-trump/index.html](https://edition.cnn.com/2021/01/14/tech/twitter-jack-dorsey-trump/index.html) >"Twitter CEO Jack Dorsey has defended his company's decision to ban President Donald Trump, while acknowledging that the move stems from its failure to promote "healthy" conversations and sets a "dangerous" precedent."