Computers, Video Games, Books, Pen & Paper Roleplaying, Music, Coffee, Steampunk, Anime, Politics (that is definitely not in any particular order)
Doesn't matter, as long as they're interesting.
The Mars Volta, Tool, A Perfect Circle, Coheed and Cambria, Sparta, At the Drive In, Bear vs. Shark, Lingua Franca, Portugal: The Man, Morphine, Radiohead, Incubus, Something Corporate, Gorillaz, The Roots, Son Volt, Led Zeppelin, Dave Matthews Band. That should give you an idea...
Fear and Loathing in Las Vegas, Brick, Fight Club, Steamboy, Thank You For Smoking, Nausicaa, Akira, Cowboy Bebop, Gladiator, Black Hawk Down, American Beauty, Requiem For A Dream, Snatch, Trainspotting, Pulp Fiction, Sin City, The Manchurian Candidate (Original), Rent, Tommy Boy, Dumb & Dumber, Red Dawn, Hedwig and the Angry Inch, etc...
Fuck TV (Okay, Firefly rocks...Fuck Fox)
Ender's Game, Snow Crash, His Dark Materials, Cryptonomicon, Cloud of Sparrows, ANY Lovecraft or Vonnegut, Star Wars novels, SCIENCE FICTION!
Hunter S. Thompson, Neal Stephenson, Maynard James Keenan, Sam Harris.