On Tue, 11 Oct 2022, Cory Heisterkamp via cctalk wrote:
If the seller has a few “worthless” diskettes laying
around, he can
include one in each case and now the package qualifies under media mail
rates. I won’t speak to the ethics of it, but it is technically
allowed per USPS’ rules.
According to USPS, that is not acceptable for blank, nor even user-written
diskettes.
However, AOL disks would be acceptable!