Good music and good new labels are easy to find if you apply yourself.  Zhelezobeton is not a new label, per sé, but a lot of the bands they work with will be new to listeners who don’t normally follow what is happening in the Russian sphere of influence. This compilation is three hours of live recordings made by a variety of artists, including, intriguingly, an ensemble of 12-year-old noisemakers.  The future, judging by the standards of this comp, is in secure hands over there. Also interesting is where this compilation was put together.  It was held on the experimental…