I've read all of Stephenson's books, and I'm currently waist deep in Quicksilver, which is phenomenal. As for recommendations, if you haven't read Dick, you should. Or Stanislaw Lem. Or Robert Heinlein. I'm assuming you've read William Gibson's Neuromancer...
FNORD!
right now im tackling the new book in King's dark tower series
i actually haven't read anything by Philip K Dick(i know, I suck) but people keep telling me i should
oops gotta split
holla atcha later