This is an amazing idea that I am coming across for the first time! I wonder if there is already some implementation of it for Kindle!
Edit: just found out this project.
Edit: just found out this project.
The version of the e-reader is important if you want to access deep sleep / RTC for lower power usage.
Thanks for the info, will definitely check it out. You can fill in our form if you'd like.
Take care!