If main focus is deliverability and encryption plus privacy

You can try with mailbox or posteo with email, and self host etesync for calendar

I was thinking ab this being april fool bcz it’s posted on 1st…

data-wise, OsmAnd and Organic both use OpenStreetMap so there’s no difference. I am not sure the second error in your post is a osm problem or it’s just osmand

oh noo im gonna die because i use arch