David Spain wrote:

Or making sure the volume level on your cassette player is properly adjusted
for proper data retrieval. BTW, anything longer than C60 is not recommended.
C90 and longer use magnetic tape that is too thin and can stretch, making
your program irretrievable.

I had a cheap cassette tape once that would play both sides at once due
to some sort of overlap in the middle section of the tape when it was
being recorded.
Stevie Nicks singing backwards sounds downright Satanic.
Of course, hearing her sing "Silent Night" forwards is pretty
frightening also.

Pat