There are many different matrix IM clients, both for desktop and mobile. I'm guessing you're thinking of Element, the defacto standard client from the makers of the matrix platform? Some of them are more tailored to the "average user", like FluffyChat and SchchzshchildyChat (???)
IMO the variety of clients only make it more confusing for people unfamiliar with the ecosystem.
On top of that there's different instances. It's about as messy as the ActivityPub-based fediverse.
BO2 released in 2012, and now we're here. If it's not particularly hard for you to predict the future, what will be the major military and geopolitical trends of the next 13 years Nostrachadmus?