First Mobile Bitcoin Transaction
The first mobile Bitcoin transaction is executed on a Nokia N900, proving Bitcoin's utility as portable cash.
On December 7, 2010, Bitcointalk user ribuck posted that he had successfully sent 0.42 BTC to user doublec using a Nokia N900 smartphone. Doublec had compiled a version of the Bitcoin client (Bitcoind) specifically for the N900's Maemo Linux operating system. This was not a lightweight wallet (SPV); it was a full node running on a mobile device, a feat made possible by the N900's open architecture.
This event is celebrated as the first mobile Bitcoin transaction. It was a crucial proof-of-concept for Bitcoin's utility as "digital cash." For Bitcoin to compete with physical cash, it had to be portable; users needed to be able to spend it at a physical Point of Sale (POS) or send it to a friend at a bar. The bulky desktop client was a hindrance to this vision.
While the N900 implementation was technical and clumsy, it paved the way for the development of Android and iOS wallets that would eventually make Bitcoin accessible to billions of smartphone users. The first mobile transaction demonstrated that the Bitcoin protocol could be freed from the desktop, validating its potential as a ubiquitous, portable global currency.
Key Sources:
• Bitcointalk: "Bitcoin on the Nokia N900" Thread
• Doublec's Blog (Developer)
• Bitcoin Magazine: History of Mobile Wallets