A story about pizza and Bitcoin

Programmer Xiao Li is curious about Bitcoin. One day, he posted a message on a food forum that he wanted to buy pizza with Bitcoin. A few days later, pizza shop owner Lao Zhang saw it and decided to give it a try. After the two communicated, they determined the transaction method. Xiao Li transferred Bitcoin to Lao Zhang's wallet address, and Lao Zhang made pizza and sent it to Xiao Li's home. Xiao Li was happy and felt a sense of accomplishment when he got the pizza. Since then, Xiao Li has been more interested in studying digital currencies, and Lao Zhang has also paid attention to the development of Bitcoin. This special transaction has become a unique experience in their lives, witnessing the early attempts to trade Bitcoin, and leaving an unforgettable story. $BTC