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The Bug That Almost Printed 184 Billion Bitcoin
August 15, 2010.
Someone sent 0.5 Bitcoin.
A normal transaction. Nothing suspicious. The blockchain checked it, approved it — and handed back 184,467,440,737 BTC on the other side.
Not a glitch on a screen. Not a display error.
Real. Confirmed. Written to the chain.
The bug was simple — a number got too large, wrapped into a negative, and the code read it as a valid fee. Bitcoin's entire supply cap meant nothing in that moment. The math just... broke.
For a few hours, two Bitcoins existed. The corrupted chain kept growing. 53 blocks built on top of a lie.
Then Jeff Garzik noticed. Gavin Andresen wrote a fix. Satoshi himself showed up, approved it, and six hours later the bad chain was gone.
Like it never happened.
But here's what stays with me —
That original 0.5 BTC that broke everything? Still sitting in the same wallet today. Never spent. Never moved.
Either the person had no idea what they did.
Or they knew exactly — and simply walked away.
We still don't know which.
Block 74638. Look it up. 👇
$BTC #GateSquareAIReviewer