If you look at a record under a microscope, the high frequencies are short jagged edges... and the low frequencies are long swinging ones are deep bass sounds. When it cut it at half speed, you're getting more of those on the record.
“I had beautiful bikes and I was really into it. I just thought it was really glamorous.”
“It sounds like something from a Woody Guthrie song, but it's true; I was raised in a freight car.”