The bitcoin price fluctuations come in the backdrop of industry experts racking their brain over scaling issues which promised to hike up transaction block size. (kryptomoney.com)
This metric determines how hard it is to solve transaction blocks, and it varies according to the network hash rate. (coindesk.com)
A little more about how it works is that the servers participating in the network adding transaction blocks to the blockchain get paid in bitcoin when their block is accepted onto the blockchain. (joshuajforman.com)