A leaked video shows the head of Microsoft's competitor to Amazon's Twitch telling employees to stay positive, not 'complain and nag' (MSFT)

· Business Insider obtained a video excerpt of new Microsoft Mixer General Manager Shilpa Yadla's town hall last week with employees.
· Her comments seem to indicate some discontent among Mixer employees, who she urged to focus on the positives of the business, which competes with Amazon's Twitch.
· "Either you want to...