I don't like the new Google Hangout integration with my gmail web app.  It's too busy, too much color, and too hard to see what status people are.  In short, get off my lawn.Can I get the old Google Chat interface back?
How do I get my old Google Chat back in the Gmail web app?
gmail;google talk;google hangouts
As of 2017-Jun-26, the old Gchat is completely removed from Gmail. You are now forced to use Hangouts.https://gsuiteupdates.googleblog.com/2017/03/updates-in-g-suite-to-streamline-hangouts-and-gmail.html