Used my recovery day to do a little geek tinkering, and now my calendar and contact list are being served up to my phone via nextcloud rather than Google.
I like to post about this stuff not just because it interests me, but I feel like people need to hear that these sorts of privacy enhancing shenanigans are possible for less technical users.
I'm not an IT person. At best I'm an enthusiast that can read documentation. I got it done, maybe you can too.