You make a good point about knowledge domains and what can be assumed about the intended audience, but KOM isn't a technical term and pretty much anyone could understand what "king of the mountain" means. Adding a quick aside or popover would make the article approachable to just about anyone.
On the other hand, someone who doesn't know what TCP is isn't going to understand the expansion to "Transmission Control Protocol" either. They would need to read up on at least basic networking first, so links to further reading would be more helpful.
On the other hand, someone who doesn't know what TCP is isn't going to understand the expansion to "Transmission Control Protocol" either. They would need to read up on at least basic networking first, so links to further reading would be more helpful.