1 July 2023 - aluminum
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tomorrow >
Time travel will never be available cheaply on a large scale, and the
proof is simple: Aluminum metal remains extremely rare in history before
the nineteenth century. Nobody is going back and trading cheap aluminum
for gold.
clue:
Aluminum was rarer and more valuable than gold until sometime in the
19th century.
take oh take this clue away
copyright 2023, 2024 Jay J.P. Scott
<jay@satirist.org>