You're not wrong that the terminology is needlessly confusing, but that also doesn't mean the ideas themselves are obvious or aren't powerful. The same happens

You're not wrong that the terminology is needlessly confusing, but that also doesn't mean the ideas themselves are obvious or aren't powerful. The same happens in many academic spheres; good ideas are created, and then they're also dressed up in obscure language to make the creators feel like the concepts are as hard to understand as they were to invent.