From the second barista Mian Hickler warmly greeted us at the door, we knew we were going to like the vibe at Supercollider [https://www.facebook.com/supercolliderbrooklyn?fref=ts] (609 4th Ave). After a weeklong delay [/blog/business/wheres-the-coffee-supercollider-mia-on-opening-day], the new cafe opened their doors this morning, and will