I think the mindmap drawn can be simplified further down into a couple of networking concepts, then most of the relationships and arrows go away, and the AWS concepts can be mapped to other clouds, and even your own home network.

https://news.ycombinator.com/item?id=18925350 is an excellent visualization of the basics. Start with what a network is, what’s inside and what’s outside, and the mental model becomes way easier. Then the AWS features make a lot of sense even w/o all the details.