Listening to and enjoying different types of music, playing piano/keyboards, guitars. Odd time signatures and exotic scales/modes. Working out, hanging out with friends and watching sports. Video games, browsing the internet, watching TV and that's basically it.
Talented musicians.
My top four favorite bands, in no order:Pink Floyd, The Beatles, Dream Theater, Porcupine Tree.
More great bands/musicians I enjoy:
Frank Zappa, Jimi Henrix, Liquid Tension Experiment, Jordan Rudess, John Petrucci, James Labrie, Guthrie Govan, Paul Gilbert, Joe Satriani, Steve Vai, Muse, Queen, Radiohead, Pain of Salvation, Opeth, Blackfield, The Mars Volta, Sonata Arctica, Symphony X, Rusty Cooley, Tool, The Who, Yes, Children of Bodom, Kalmah, King Crimson, Genesis, Peter Gabriel, Primus, Lamb of God, Red Hot Chili Peppers, Rush, ELP, Hiromi, David Gilmour, Roger Waters, Deep Purple, Black Sabbath, Guns N' Roses, Led Zeppelin, Iron Maiden, Megadeth, Metallica, The Eagles, Frederic Chopin, Sergei Rachmaninoff, Franz Liszt, J.S. Bach, Eric Satie, Debussy.
Jordan Rudess and Steven Wilson