The new software has all the history of the old platform; however, bitcoin cash blocks have a capacity 8 megabytes. Satoshi Nakamoto, bitcoin’s enigmatic founder, arrived at that number by assuming people would discover, or «mine,» a set number of blocks of transactions daily. But with more bitcoins in circulation, people also expect transaction fees to rise, possibly making up the difference. Once you sign up and connect your bank account, you can easily transfer funds in and out of your account and convert them to Bitcoin and back to dollars at will.