> The actual work behind "create payment" or "create order" is generally fairly trivial - more or less insert a row in a table. It's generally insert a row in

> The actual work behind "create payment" or "create order" is generally fairly trivial - more or less insert a row in a table. It's generally insert a row in someone else's table, over the wire, 50ms+ away. They might not even be using an RDBMS.