ok here is my first impression:
Rom is pretty smooth and stable
pie onscreen navigation is available (optional)
battery life seems like oreo. but more usage is necessary for better evaluation ( considering adaptive battery!)
Rapid charging is ther...
there are many "phone mode ROMs" out there. and I prefer to see your rom as a fully working "tablet and phablet mode ROM"...
This are the facts and I don't see any reason for argument:
1. Most phone companies have poor update policies and costumer support. including xiaomi
2. Beta release of Pie for MiA1 has some bugs. but It's a beta release and expected to have bugs
Did they give new camera app, or is it still the old one?
I don't see any differences. but i barely used stock camera so maybe there are subtle changes that I'm not aware of.
for people asking:
Flash stock oreo using MiFlash tool
Cool ! Does your storage shows the correct amount of Gigs ?
Yes. Just wipe everything and do a clean install.
Rom is totally good for daily drive. Bugs I've found till now:
1. Wifi issues with 5ghz bands (based on country). This is a generic ...