“The two disabilities I have don’t stop me.”
A man with an unusual skill

"Why does the 70s classic rock sound so good? What caused it to go out of style?"

The first question interests me. One of the answers given is, for the best music from that time, something I've suspected: "The reason it sounds so goods that it was organic - meaning from the heart - and it displayed genuine emotion with a high level of musicianship. It was very authentic."

And for nostalgia's sake, here's American Bandstand, 11/11/67. (Featuring an atrocious lip sync by Van Morrison.)