Laszlo Hanyecz offered 10,000 BTC to anyone who would order him two pizzas. Days later he confirmed the deal had gone through: "I just want to report that I successfully traded 10,000 bitcoins for pizza." The thread runs for years with users marveling at the growing notional value.
Key takeaways
First documented purchase of a physical good with Bitcoin (22 May 2010).
Established a real exchange of BTC for goods, not just BTC for USD.
Became the origin of the annual Bitcoin Pizza Day.
Historical importance
The single most famous thread in Bitcoin history — the moment Bitcoin demonstrably became money.
Major quotes
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“I just want to report that I successfully traded 10,000 bitcoins for pizza. Thanks jercos!”