do people understand electronic payment transactions? most payment specifications were written when every single byte in a message was important. A lot was don

do people understand electronic payment transactions? most payment specifications were written when every single byte in a message was important. A lot was done to keep message (and data storage) size as small as possible because that was just common sense. you may think that there are a lot of coin transactions but that's just peanuts compared to the vast vast amount of normal payment transactions.