I will sub-categorize these, here is a sample of what I listen to. My friend works at a music store so I get benefits, hehe save some $$$$. I like a little bit of everything, and I like good music:
Metal:
Burzum
Gorgoroth
Emporer
Dark Throne
Marduk
Mayhem
Immortal
SWANS
Black Sabbath
Summoning
Electronica:
Boards of Canada
Dylan and Raiden [split/DJ]
Norihiko Hibino [composer]
Ethnic Electronica:
Muslimguaze
Rock [classic and otherwise]:
Earth
Jimi Hendrix
The Rolling Stones
Rush
AC/DC
Hella
Pink Floyd
Detroit Cobras
The Beatles
Iggy Pop
Punk, Post Punk/Indy:
Fugazi
Minor Threat
Bad Brains
The Clash
The Ramones
The Misfits
The Talking Heads
Happy Go Licky
The Jesus and Mary Chain
Soulside
Rain
Noxagt
Blonde Redhead
The Incredible Project
La Machine
Grunge:
Nirvana
Pearl Jam
Industrial:
Dernière Volonté
Folk/Other:
Der Blutharsch
Death in June
Harry Gregson-Williams [composer]
Reggae:
Bob Marley
Damien Marley
Easy Star All-Stars
My brain is fried now, I'm sure there's more but so...tired... But seriously don't knock bands you've never heard of, don't be a follower.