Top 5 Bitcoin Vanity Addresses Author: Timothy Sohn Last Updated: 16 January 2017 (The Merkle) – Throughout the course of Bitcoin history, there have been some rather unique addresses. Some users resort to vanity generation solutions, which allow anyone to create an address with specific letter combinations that matter to them. In 2017, this process has become more complicated, as it takes days, or even weeks, to generate a vanity address.