Any Chromebook more than $400 right now is just there to absorb even more disposable income from the market, because they ship with nicer finishes and faster processors, but they are anemic on memory and storage, making them subpar for intense multitasking, or getting certain types of work done. The situations in which they excel can be reliably hit by Chromebooks around a $400 price point, and even cheaper Chromeboo…
Look at the iPad Pro, 2GB of memory, not a "laptop" class CPU. etc. It is eating into Microsoft's market for the same reason. The "big" part of the laptop wedge is people who aren't gamers, or intense multitaskers, or intense local storage users. They are people who have their stuff in the cloud, want an easy to carry package that can run the apps they need to run one, or perhaps two, at a time.
The Chromebook is anticipating the iOS based, ARM processor based Macbook air. This is also the Surface Go space.