So many interesting tidbits like the parts about the rovers expected short lifetime due to the dust, and how (if I remember correctly) they fixed this by shaking the solar panels like wings.
He talked about the rover drivers, and how they all had to live in special light cycle controlled buildings to get them used to working on Martian days vs. Earth (the extra hour adds up over time).
He wrote a book, a worthy read. The printing I got had some amazing pictures in it:
RIP Opportunity. An amazing testament to our need to explore.
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