To Defy the Laws of Tradition...

[NAD]

(pardon the Primus non-pun)

List some bands that give the proverbial middle finger to traditional song structure, instrumentation, rules, boundaries, etiquette, etc.

Goatsblood
Sunn 0)))
Ulver
Radiohead
Aborym
Mörk Gryning
Manes

 

[lizard]

maudlin of the Well
kayo dot

 

[Erik]

KryptiK KreeperZ

 

[Nate The Great]

My list would be WAY too long to waste my time with.

 

[Black Winter Day]

i like that song (the primus one)

 

[Burkhard]

Atrox
Tactile Gemma
The Third And The Mortal
Voivod (at least on some albums)
Faith No More
Primus
Terje Isungset (He was probably the first one to record an album with music played by instruments made of ice recorded in a studio made of ice.)
Sainkho
Mekong Delta
Kate Bush on her album "The Dreaming" and "The Ninth Wave" (= songs no. 6 -12 on "Hounds of Love")
Hedningarna
The Bulgarian Voices "Angelite" and Huun-Huur-Tu on their album "Fly, Fly My Sadness"
Sieges Even (on "Steps")

 

[NAD]

I forgot one of the best ones:

deadweight

Violin, cello, and jazz drummer trio. They play crazy technical metal (distorted violins rule). The woman and I were floored seeing these dudes open for Les Claypool's Fearless Flying Frog Brigade a few years ago.

 

[neal]

mr bungle