“Unfortunately, the shim needs to be updated for every release to give it the correct binary addresses to hook.”
The pitch is DOS for the 2020s: Linux on a low-power ARM board, no app store, no tracking pixels, apps drawing straight to the framebuffer. Then comes the reMarkable 2, whose display driver lives inside the vendor’s own proprietary UI. Every firmware update breaks the hobbyist apps until someone re-finds the addresses. Retro, sure. The punk part is fighting the manufacturer for the screen you paid for.