Non-metal is discussed often enough here, I don't see the problem.
Mathiäs;7801725 said:Arguably not
I just got Thick As A Brick and I quite like it. What should be my next purchase?
Your opinion. Which quite frankly, doesn't mean much.
A Passion Play (similar to Thick As a Brick; one long two-track record, and a concept album; however, it's much harder to get into than Thick As a Brick)