Mission pinball league flips for friendly competition – Local: In The Missionhttp://blog.sfgate.com/inthemission/2016/02/19/mission-pinball-league-flips-for-friendly-competition/By Laura Waxmann In one drunken night at Gestalt on 16th Street, two pinball enthusiasts came up with the Mission’s latest pastime: a beginner league for pinball players. “My baby has come alive,” …