#1
I've been exploring the world of altered chords/tones

Does anyone know any bands/artists that make use of altered chords and/or play atonal music?
#2
tke a look at fusion bands.

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"Those who dream by night, in the dusty recesses of their minds wake in the day to find that all was vanity; but dreamers of the day are dangerous men, for they may act their dream with open eyes, and make it possible."
#3
You get altered chords fequently in jazz. However I'm a little confused by the and/or? Tonal music can use altered chords, it's not really more heavily associated with atonal music?