All forecasts show that bitcoin diggers are still many years away to exploit this currency. There are some types of Bitcoins that will take even more than a century to dig. There is a long-term prediction that if the number of Bitcoin mines remains constant over the coming years, the 21 millionth bitcoin will be born. on May 7, 2140. The reason is because of software calculations, the requirement to process bitcoin blocks for tokens has become increasingly difficult. Each bitcoin is exploited from a block or data set on bitcoin network. This is accomplished through high-performance machines that consume the power of GPU processors. Gregory says success when digging each output block is about 12.5 bitcoins, then it is given to Every four years, or every 210,000 blocks, the amount of Bitcoin dug is reduced by half, until it is exhausted.