You left out DDNS. It’s free, easy to set up with lots of detailed guides online, and works as well as a static IP.

The anti li-ion crowd here is really strange. I wonder if they’re also anti-vaccine?

Dell bios settings often include battery charge limit settings. I have mine set to a 70% limit which provides hours of backup with the display off.

Modern laptop batteries when kept cool and undamaged are extremely safe despite what you might read in these comments, especially when you limit the charge. Parking your car in your garage is hundreds of times more hazardous.

I’ve had so many instances of free to use, lifetime licenses, and purchased software that have turned into subscription services that I refuse to install anything that requires an account unless it can’t be avoided. The fact that Plex required an account be created to view my own local content years before they started charging for use made it obvious subscription fees were coming.

Jellyfin works great. Combined with Wireguard it works great anywhere.