Which Nakamichi to choose?

If you ask me, ordinary 30 year cassettes played on a portable cassette player sound superior to many if not most CDs based strictly on musicality.  They’ve got danceability! 
And not only that but digitally remastered cassettes are definitely superior to their CD counterparts.

“Nobody could tell, including musicians and sound engineers.”

That’s no surprise. 😬

The test is value specific, not qualitative, in most cases: https://www.urbandictionary.com/define.php?term=Gilded%20Turd

💸💩💩💩⚰️🚽

Hats off to you!  You apparently know more about 💩 than anyone.

Thanks. Quite easy to spot, really.