The developer of 'League of Legends' reviewed in-game chat logs to find 'toxic' employees

Riot Games, the developer behind the immensely popular free-to-play game League of Legends, is a juggernaut in the gaming industry. It's also one of the "100 Best Companies to Work For" according to Fortune (#39, down from #13 the year before, to be precise). One of the ways it reportedly maintains this pleasant work…