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Re: WANTED: Information on Apple II copy protection



In article <35096FFF.CEA3B942@swbell.net>,
	Rubywand <rubywand@swbell.net> writes:
>      The worst effect of protection was that, too often, it ended up
> bombing your originals. Origin's "Tangle Tales" is a good example of
> using copy protection which seemed guaranteed to eventually eat its own
> diskettes.   

Oh, I SECOND THAT NOTION!  My gosh that program was just horrible with
drives that had a tremendous amount of use.  I had to make backup of its
6&2 encoded data track (that which kept your save game) just to keep 
playing.

I never did figure out the full copy-protection scheme, although I do
believe it used a nibble count somewhere.

Fun game, just a pain in the butt to keep running.

	-/\/\ichael-

replyto: mkelsey at eecs.wsu.edu