// EDIT! Before the mod nazis drop in on this one, this is NOT spam. I am NOT promoting this product nor am I associated with it in any way. I ran into this device for the first time and want to toss the idea out for discussion and brain storming for the guys here.
Now that I got your attention, here is an existing demo of the PaperS3 device:
Any electronics engineers here want to speculate about hacking the guts of the L5 with the S3 (or other vendor) ePaper display units?
This looks like the manufacturers website (the usual suspects in Asia): m5-docs
And I guess it is alread EOL, however: [EOL] M5PaperS3 ESP32S3 Development Kit (960x540, 4.7" eInk Display, 2– m5stack-store
Maybe Purism might be interested in releasing an L5 Remix version with this type of display, increase the display size a bit and add TWO BATTERIES (or more!) and market it as an easy on the eyes extremely low power ePhone. An eReader and Smartphone device. Maybe call it a SmartReader?