Facebook sneakily released a Slack competitor Ifeadi C. 08:50 Mashable, Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsInternal Docs Show How ICE Gets Surveillance Help From Local Cops'Captain Marvel' Shows How Trolls Lost Their EdgePhotos of Ordinary Objects Sliced in Half With a Water JetWhen It Comes to Disease, Why Wait for a Pandemic to Respond?Spotify's Apple Complaint Cuts to a Core Antitrust IssueChina Is Catching Up to the US in AI Research–Fast