[MarkMoxon]

Yeah, I’ve had to add the same disclaimer to all my analyses of old code (e.g. Elite, Revs, Aviator). I’m not sure there’s any other solution - the original copyright owners still hold the copyright, and that’s just how it is. You can’t grant a license if you don’t own the rights…

[stuaxo]

Thr original author of lander is still about and on social media, it may be worth asking.