If you only saw one show at SXSW, I hope it was Polica.  If you didn’t see them, I hope you’re listening to them in your cubicle right now.  Although, to be fair, their recordings don’t do them justice.  The band’s live performances are like breathing life and reality into the abstract.  If bands were pieces of art they’d be a Picasso masterpiece.I saw them at Banger’s, an outdoor venue on Austin’s Rainey Street which never disappoints.  The backyard was at max capacity as soon as the show began.  At the beginning, there was a clear