Trespass was like that, coming from FGTR.
And I don't want to be provocative towards some people here, but this is also what Abacab, for exemple, was meant to be...
And it was. A drastic change, that anyone is free to appreciate or not. Appreciation may change too, over time.
I didn't like it at all, at first. Now, I understand it.
People evolve. Music evolves. Miles Davis in the 50's was not the same as Miles Davis in the 70's. The same for Mozart, Debussy, and literally every great musician.
It is just a matter of taste, nothing more. If you like Who Dunnit more than Supper's Ready, it's fine, even better, it's interesting, and we can have a conversation, find what we have in common, etc...