Slack's new screen-sharing tool lets coworkers control your computer Ifeadi C. 10:51 Mashable, Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsThis new app wants to help you pick stocks based on Twitter dataTeen turns in 127-page 'Gay Marriage is Fabulous' manifesto to defend loveTrump's Russian income is not being mocked at all. With few exceptions.Kind-hearted EMT stops to help teen tie his tie for promBear attempts to break into store, runs right into a glass doorHere's what Jay Z's world will look like by the time his insane new deal is up