PocketChip review: why do I want this?

I've had a PocketChip in my possession for over a month, and I still don't know what I say about it. I can't really recommend anyone buy this thing, and yet I wish everyone owned one. Does that make any sense? It's not "practical" in the sense that it's not "practical" for an English major to take advanced mathematics courses, except for the fact that non-practical people like that are some of my favorite people.
PocketChip is like a just-for-fun weekend software project that ends up on GitHub b