Last last year a number of industrial heavy hitters - Skinny Puppy, Front Line Assembly, Haujobb, Youth Code, and S4NtA_MU3rTE - came to San Francisco as The Alliance of Sound. We missed the first few bands due to traffic but arrived just in time to catch one of my favorites, Front Line Assembly whose work was a staple of my misspent youth's soundtrack. It was a joy to watch their retrotech-heavy visuals and hear their newer work live (along with a couple of old favorites). We stayed as long as we could, but I have to be honest the lot of us …