How many bitcoins are available to be mined? Less than 2 million bitcoins are left to be mined. The last bitcoin is expected to be mined in the year 2140. In less than a decade, cryptocurrency has exploded onto the scene and has grown at an ever-increasing rate. The following section will highlight some of its dramatic growth with snapshots of the decentralized finance landscape at various points in time. These wallets aren’t storing your crypto but rather your keys. Crypto holdings exist on the blockchain and are only accessible via a private key proving your ownership of the currency. If the private key has vanished, the money has too. That’s why a reliable cryptocurrency wallet is so crucial. Schoar and Makarov used public and proprietary sources to link Bitcoin addresses to real entities to build a database documenting the evolution of the Bitcoin market from 2015 to 2021. They downloaded blockchain data using the open source software Bitcoin Core and used the BlockSci their website analysis tool to parse raw data into individual transactions.