I just went with GrapheneOS on a Pixel… It’s as close to “it just works” as you’re going to get in my opinion on a device that respects your privacy. .

there are ways to make it easier; it’s been gamified:

https://github.com/streetcomplete/StreetComplete

Available on FDROID.

When my partner stops to play pokemon go, I complete some Open Street Map info quests…

+1 for Thunderbird for Windows, OSX and Linux…