In a viral post made on Thursday, Jack Dorsey, who was a co-founder of Twitter, posted pictures of himself buying fries at Steak ‘n Shake with the Bitcoin Lightning Network, saying “full circle.”
The receipt indicates that Dorsey paid 96,173 sats (satoshis), or roughly $100.07, by scanning a QR code on a payment terminal operated by Tryspeed, a Lightning payments service provider. The transaction was immediate, on-chain, and Bitcoin-settled.
"Bought with bitcoin @SteaknShake," Dorsey wrote in his post, which received over 330,000 views in only a few hours. The visual carousel featured the fries, the QR code screen, a payment confirmation, and a printed receipt that explicitly stated, "All Bitcoin transactions are final."
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