[gregopet]

The user manual is also quite awesome :) Here's the bit about copy protection (translation is mine):

Programs cannot be copy-protected successfully. KONTRABANT 2 is protected only insofar as not just anyone can look at its databases. Therefore you could copy it to whomever you wish.

Know that by doing so you will be nipping Yugoslavia's young software industry in the bud and hurt us, the enthusiasts who are writing it. You will also be hurting yourself. Programs will become more expensive due to smaller sales or won't come to exist in the first place.

Copying programs is hurting everything ALL of us computer folk have fought for. We've already achieved that anyone can buy a modest computer legally without humiliating themselves at a border crossing while YOU can help us breathe our local soul into these machines.

[gregopet]

..and in the troubleshooting section:

Don't forget the first law of computer science: "Is it turned on?"