I really think they should push this, because if you are in the market for an e ink notebook like this, you are probably a niche customer to begin with. Everyone else and their mother draws on an iPad. This is nerd hardware, and they really should lean into it with the marketing.
There are various types of nerds, and an "I like paper" nerd seems mostly orthogonal to an "I like hackability" nerd. I mean, _I_ am the right type of nerd to appreciate the hackability, and yet I only use mine to scribble notes and read papers.