Peanut butter is even cheaper than that -- 10 people can smell the same peanut b... | Hacker News

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trendia on Aug 3, 2017 | parent | context | favorite | on: PET scans show many Alzheimer’s patients may not a...

Peanut butter is even cheaper than that -- 10 people can smell the same peanut butter but they can't fit in the same Pet scanner.

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