Mar 23, 2020
The Apple Cassette Episode: My Silly Reputation, A Witness To A Wonder, Two Cassettes and 3 Hours of Scrutiny, Ciderpress, A Car With No Gas, Apple Cassette Protection Schemes, 16k, Custom Cards, Vertical Monitor.
The author of Ciderpress gave a great overview of Apple Cassette schemes here: https://fadden.com/apple2/cassette-protect.html
Ciderpress' home page is at https://a2ciderpress.com/
I mention these awesome sites: