Where's All The Sunny Happy Science Fiction?

Science fiction used to be the literature of the bright cheerful future, with the flying cars and the intrepid heroes and stuff. But that can-do, yes-sir spirit has gotten dented recently, with more science fiction books that accentuate the negative. A new article in the Guardian » 9/24/08 1:09pm 9/24/08 1:09pm blames those hippie New Wavers and…