https://github.com/joeycastillo/The-Open-Book
This may be up your alley.
The design is open, and you can make your own with commodity parts. People are starting to sell PCBs, and complete devices.
It has its own open software stack, and I hope will have a variety of vendors in the coming years.
Ofc the e-ink patent issues remain, but this goes some of the way to solve things at the e-reader level.
I'm always delighted to see new open hardware projects, they always feel rare to me, and I'm stoked there are things like the feather making it marginally easier.
The next model is planned to use the Raspberry Pi Pico microcontroller https://twitter.com/josecastillo/status/1356125145681846276
The Open Book (https://github.com/joeycastillo/The-Open-Book) is featured in there as well. :)
I've had bigger (4.5") display in smartphone 8 years ago and I would not call even that suitable for reading books
why is nobody discussing this and why they don't show the device in hand to show how ridiculously small it is?
> Main features: > 4.2" inch e-paper display with partial refresh, driven over a dedicated SPI bus.
Hopefully, The Open Book looks more promising & would be able to fully replace WikiReader.
JFTR, Need write an article about The Open Book Project[1] on Wikipedia.[2]
[0] https://en.wikipedia.org/wiki/WikiReader
https://github.com/joeycastillo/The-Open-Book
Maybe The Open Book v2, or v3. :)