[slezyr]

See my update. You could only stop kids, who tried to use UPX unpackers.

[bruno2223]

Nice to know!

Well, It was another protection layer for, like you sad, to keep bad kids away.

This was 10 years ago already.

[goldenkey]

Armadillo from Silicon Works is what anyone used if they were serious. You haven't met my friends Olly and Ada ;-)