I don't understand the purpose. What am I missing?
The author "prints" to the eink display. Why not load say the pdf directly?
> I was thinking of this, but rendering PDF takes a lot out of a 400KB RAM'd device. It also needs a ton of things to actually work which the ROM can't hold.
> Kindles have a ton of RAM, this one didn't.
From the 4th line in the article:
> But getting stuff onto it was tedious. I had to join its hotspot and open a little upload website in my browser. Yuck.
Anyway, very creative, I like the idea a lot.