Tool

...I believe that with them the discussion "good, but what a drag" cannot be had, in the sense that, of course, they can seem boring, no doubt about it, however, they are certainly not self-referential like most progressive metal bands. Their being technically monsters far more than Drim Fiatar and many other bands that boast twice as much shows only to listeners who are a bit more attentive (I mean just a step above the completely superficial who get hyped up with Angra). Elegant...