The industry has been on a growth tear. According to gaming research firm Newzoo, e-sports events took in $325 million in revenue worldwide in 2015 and are expected to generate $463 million in 2016. The primary way to watch e-sports has been on streaming sites like Twitch, but increasingly, fans want physical spaces to gather for watching and competing in video games such as “League of Legends.” . OAKLAND — Jack London Square will soon be home to an arena for e-sports, a booming industry in which people gather to cheer on video game players and . Jack London Square will soon be home to an arena for e the 16,000-square-foot facility called Esports Arena: Oakland, including the AFK Gamer Lounge, .