After the block-size debate, a group of miners and developers forks off to create Bitcoin Cash with larger blocks. Block 478,558 is the last block both chains share.
last block shared by Bitcoin and Bitcoin Cash
Block 478,558 · August 1, 2017 · 13:16:14 UTC
SATOSHI ON TRUSTED THIRD PARTIES
Commerce on the Internet has come to rely almost exclusively on financial institutions serving as trusted third parties to process electronic payments. While the system works well enough for most transactions, it stil…