I’ve had an Odroid running for many years, just as a Linux server to play with and automate some stuff on my home LAN. I was looking to upgrade to something with more RAM and found that the SBCs with more RAM get expensive pretty quick. Plus, there is the limitation of depending on a custom Linux build from the manufacturer that runs on the device. So I ended up buying a mini PC for not much more than an SBC with lots of RAM. There’s this one, as an example for $150

https://www.amazon.com/dp/B0BYD8SFBW

I ended going higher in price with this one

https://www.amazon.com/dp/B0B74GGMBG

But for just playing with Linux, these are much more useful because you can run any normal Linux distro.

I use this app on Android to view my feeds that are on that site:

https://noinnion.com/greader/

I like theoldreader. It looks like Google’s reader from way back when

On this topic, I’m really surprised that Apple made Airtags with batteries that can be changed by the user. I’m even more surprised they used the most common coin cell as the battery