Twitter co-founder Biz Stone is returning to the company Ifeadi C. 10:15 TechCrunch, Zero Tech Blog Biz Stone, one of the co-founders of Twitter, just announced that he’s returning to the company he helped start. Stone left Twitter to pursue new projects in 2011. Read More via Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsCloudflare will stop service to 8chan, which CEO Matthew Prince describes as a “cesspool of hate”2020 candidates directly call out Trump in the wake of two mass shootingsCloudflare announces termination of 8chan's serviceHow to ditch Google Chrome for FirefoxInstagram and Facebook are experiencing outagesNews discovery app SmartNews valued at $1.1B