I tried a couple of times but prefer fedora over redhat on lab servers and desktops. Fedora is easier to upgrade between releases and you get features faster and it’s just as stable. The only time I use enterprise oses in my lab is for things that are picky about the os they run on
There is a signal legal entity that can fail and take out all of signal which is less true with matrix since there are multiple client and server implementations the only thing a government can achieve by breaking a single entity is disrupt governance