👉 In the context of computer science and networking, a "gatefold" is a type of interface that allows multiple traffic types to pass through at once, but only one data packet can be transmitted at a time. It's similar to a stack in software engineering, where each element on the top of the stack represents a process or function. For example, in a traditional network setup with a router and switch, you might have two gatefolds: one for traffic destined for the internet (the "