Yeah I just tried with monero and it said it wasn't supported. I tested it with BTC and DOGE (please give me grace lol)

I actually just learned about it yesterday when exploring cake. I tried restoring it for testing too

On cake there's a wallet group feature. You can have multiple currencies under one seed phrase

I agree. I will sick with it myself but the current setup would definitely deter some of my less tech-savvy friends.

De-matrix protocol

Is nym better than mullvad?

I like the idea but isn't it a little slow for that kind of transaction?

Yes! Their official website has a step-by-step installation guide
https://grapheneos.org/install/web
It's fairy simple. There's some extra instructions if you're running Linux but you can ignore it if doesn't apply to you. One of the devs even tried to purposely brick their pixel by messing with the installation. You can't mess up even if you tried. Enjoy!