Drive on Opportunity
..
Selected during 2.5 hours of EVA time. And for much more money.
Using people as biorobots is hideously expensive since you need to keep
them breathing and drinking and eating and comfortable during years of
no science being done at all.
* * * * Jochem
plus the humans exhausts, like defecation, urine, bacteria, etc etc
will contaminate the samples you are trying to collect
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