This is what it says on the tin. The reason we had a Bronze Age and an Iron Age but no Aluminium Age was because isolating aluminium is pretty difficult in comparison.
The History of Aluminum
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Daily Archives: 2026-02-27 [Friday]
The Internet Was Weeks Away From Disaster and No One Knew
Veritasium reports on the xz hack from a few years back. Basically it was a back door in SSH which was accidentally found by a Microsoft employee who examined a small latency discrepancy.