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Old 10 June 2017, 21:19   #9
Galahad/FLT
Going nowhere

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Join Date: Oct 2001
Location: United Kingdom
Age: 44
Posts: 6,524
Quote:
Originally Posted by E-Penguin View Post
Just out of interest, what were the copy protection mechanisms?
MFM disk format, encryption, self modifying code that sneakily setup variables in key parts of memory, protection track read which also built up a special table in memory which meant game would not work without and checksums.

And the game code was written in C and it was VERY tight on memory to find space for loaders.
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