In My Brain While Sleeping… An Invention Already Invented, Dammit

I suppose it’s quite possible that I saw this somewhere in my past, but I don’t recall for sure.

Nonetheless, I had a dream that I invented a product 95% similar to this and awakened so pleased I thought I had struck gold.  Unfortunately, the portable turntable already exists, and it’s USB powered to boot!

Dream spun me round, right round, like a record...