Right after the start of mining in July 2018 the owners of ordinary computers could compete in finding blocks - there was enough a smart 4-core processor and 8 Gb of RAM. Step by step, the number of nodes were increasing along with the complexity of the network. After a year of the Tera blockchain operation, to obtain an acceptable result you already needed the capacities characteristic of server stations, so the owners of simple PCs were out of the running. But today thanks to the efforts of the guys from crypto community it became possible to join forces in the TERA coins extraction: