Casey Newton @CaseyNewton
This jibes with what I've heard. But if it's general tension I don't think they would have left so abruptly. Facebo… https://t.co/mj6PtAido0 — PolitiTweet.org
Sarah Frier @sarahfrier
My sources say the Instagram founders are leaving after increased tension with Mark Zuckerberg over the direction o… https://t.co/S2TymENOpJ