BitcoinBitcoin Core isat the center of Bitcoin changes made here have the biggest effects on the network Scalability has always been an issue of hot debate in Bitcoin and it has only gotten bigger as time has elapsed Entire threads are filled with thoughts and suggestions on how Bitcoin should be adapted for longterm use as Bitcoin inevitably will have to support more users To bring all of the efforts of various members in one place Bitcoin Core has released a new initiativetitled Capacity increases for the Bitcoin system