Casey Newton @CaseyNewton
This is - good, and - will accelerate the phenomenon of people taking screenshots and commenting on those, leading to - ML tools that let you track your mentions in screenshots — PolitiTweet.org
Techmeme @Techmeme
Twitter is testing a feature that lets a tweet's author limit who can reply, giving the options of Everyone, People… https://t.co/E7CDsgxyqU