Originally Posted by TheCunningStunt

Well it's like that with most Genres of music, whether it's Metal or Electronic. Bands don't sound the same from one to another, their sound can branch off. The genre Metal or Electronic is just a loose term, there's lots of sub genres with in that. The same with Progressive Rock, whether it's Psychedelic Prog (Pink Floyd) or Progressive Art Rock or Progressive Experimental, it's still Progressive Rock. The whole structure of it just strikes me as really pretentious, unfortunately.