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Re:BitBar by Grouper - Buy drinks with bitcoin at bars in 23... by hippich on Tuesday December 17, 2013 @02:38PM (#6923357)
sounds like you could skip a line at crowded bar. (i.e. sitting at your table pay and wait for your alias called) But i might be wrong.
Re:BitBar by Grouper - Buy drinks with bitcoin at bars in 23... by lbearl on Tuesday December 17, 2013 @02:48PM (#6923432)
Yeah, a few of my friends in Milwaukee put together a product called Tappr[1] which did this, except with credit cards (and it was super convenient). Unfortunately I moved out West, so I haven't been able to use it in a while.

[1] http://www.gettappr.com