Google Hangouts is getting a major overhaul to take on Slack

If you know anything about Google’s messaging strategy in the last few years, you know that it’s been a bit of a mess. Allo, the consumer app, launched without the cross-platform features users expect. Text messaging on mobile is mired in inter-carrier warfare. And Hangouts has become a punchline.On two of those fronts, Google has been making progress. And today, in a bit of a surprise, Google has signaled that it finally decided Hangouts is supposed to be: a business communication t