Hacker News
- Jack Dorsey Is At Twitter Officially On Tuesday Afternoons http://techcrunch.com/2012/10/09/jack-dorsey-im-at-twitter-on-tuesday-afternoons-and-all-my-reports-moved-back-to-costolo-in-january/ 2 comments
Linked pages
- Dick Costolo of Twitter, an Improv Master Writing Its Script - The New York Times https://www.nytimes.com/2012/10/07/technology/dick-costolo-of-twitter-an-improv-master-writing-its-script.html?_r=1&pagewanted=all 2 comments
- Notes on my work at Twitter - Jack's http://jacks.tumblr.com/post/33231935532/notes-on-my-work-at-twitter 0 comments