Premise: Jaryd Lazar (born April 23, 1987), more commonly known by his online alias, summit1g, is an American Twitch.tv streamer and professional "" (abbreviated "CS:GO") player who played for A51 and Team Mythic. Lazar switched to streaming "PlayerUnknown's Battlegrounds" after the game's pre-release in March 2017. He regularly streams a variety of games, including "GTA V" and "DayZ".
Hypothesis: Jaryd Lazar switched to streaming "PlayerUnknown's Battlegrounds" just before he turned 30.