4 ms·
A lot of payment processor APIs use FS and GS intensely; I suspect it was an lighter way to serialize structured data when your typical card-payment terminal wa
by hakfoo 3y ago
A lot of payment processor APIs use FS and GS intensely; I suspect it was an lighter way to serialize structured data when your typical card-payment terminal was an 8-bit MCU with a few kilobytes of memory and a dial-up modem.