Metal guitar virtuoso, Xander Demos, best known for his work with James Rivera’s Sabbath Judas Sabbath and his own debut collection of guitar gymnastic “Master-shreds,” Guitarcadia, has begun recording his much-anticipated “solo” follow-up release to that album. Like Guitarcadia, the newly titled, Runways and Waterways (formerly referred to as The Runway Obsession) will be a collection of 10 tracks, including …