“Buzzword of the century, probably”What is it?A simple explanation would be along the lines of: "A blockchain is a database made up of blocks of information, that's shared across a number of computers, who make that work together to make sure the data isn't messed with by making constant checks"Ok, so how does that happen?The transaction is saved in a record (or receipt, however you visualise it best).The computers in the network (known as nodes) look at the record (receipt) and mak...