For Xmas, wife requested several cds from some of our 70s favs, have been in the player almost continuously since:

Pink Floyd
Jethro Tull
Uriah Heep

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If the theory does not conform to the facts, then the facts must be discarded.

No good deed ever goes unpunished

Never argue with an idiot. He'll drag you down to his level, & beat you with experience.