Robert A. Heinlein - atmospheric processor question

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Found these game playthroughs based on Arthur C. Clarke's 'Rama' book series;
1-1996 (w/o commentary): RAMA gameplay video #1
2-1996 (with commentary): Rama Walkthrough Part 1
3-Description of 1984 Trillium Corp. 'Rendezvous With Rama' game.
The 1984 version was played with an Apple II, Commodore 64, DOS, or MSX.
The 1984 gameplay screenshots seem pixillated, but check out the awesome cover art.
4-Wiki page of 1996 Sierra Adventure version.