Originally posted by Slow Diver
Whatever **** you play with distortion in 16th notes in above 200bpm is a metal solo

You don't list to metal do you? ;)

The way I come up with stuff is spend hours trying out stuff. I'm not a good improviser, so I usually just hum a melody, and then try to play it, and build it from there.
Unless of course you want to sound like Slayer, then the above quote is indeed correct.