Recently I learned that I was spreading “fake news” and there’s actually more that needs to be done to fully fix the battery meter - sorry (it’s a Evergreen specific issue and I’m still waiting for my Evergreen to arrive; customs have a busy pre-holiday season it seems 
).
Indeed, auto-rotation works fine with this (yet unmerged) patchset: Rotate screen when orientation changes (!434) · Merge requests · Librem5 / phosh · GitLab
Some tweaks to improve power consumption with modem and wifi cards on are coming soon 