Say what you will about the Austin music scene, if there's one thing we've got in spades, it's heart. And breakfast tacos. But that's another story altogether. Our bands can take any other city's bands on when it comes to sheer per capita productivity and playing out, never leaving their respective constituencies on the sidelines. And albums? Lordy, just walk into Waterloo Records and check out the local music section: 2006 was a banner......