Since we're already into May, summer is right around the corner, and summer in Europe officially (kind of) means festivals. But these days, there are so many of them, it's hard to know what's good and what's not. The daddy of them all, Glastonbury, is sold out already, but here are 10 other you might want to try: Sonar, Barcelona, Spain (June 17-19): Its long title is the International Festival of Progressive Music and Multimedia Arts but … [Read more...]