Canadian rock blog, T-Mak World is giving its readers a chance to win a signed Xander Demos Guitarcadia CD. The site recently featured Xander in their “Emerging Artist” column, which also has an EXCLUSIVE interview with the guitar great. Here’s an excerpt: TM: Who are some of your musical influences? Xander: Guys like Vai, Satriani, Malmsteen, but also John Sykes, …