It sure is. Reading wise and technically its the most difficult that I'm working on. (Atonal mayhem) but I like that crazy atonal classical music as well as the Spanish repertoire which I specialize in.
But in the next few days I'm going to put up a recording of me working on some of my current main performance repertoire which include Cathedral, Variations on a Theme by Mozart and Tango en Skai.
Clips or you're learning Back In Black!