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mcgrew [mcgrewbooks.com] writes:

The BBC reports [bbc.com] that the ten year old rover Opportunity, that was designed to last three months, is suffering from Alzheimer's. NASA calls it "amnesia", but since Opportunity is so old...

At any rate, parts of its non-volatile memory is failing. NASA is working on a hack to make it disregard the bad part of the memory.

"It's like you have an aging parent, that is otherwise in good health - maybe they go for a little jog every day, play tennis each day - but you never know, they could have a massive stroke right in the middle of the nigh," he said.

"So we're always cautious that something could happen."

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