Calls a texts work fine. I didn't try MMS, but on the forums people managed to make it work. Battery life is not very long, 4-5 hours of use or 20 hours of suspend.
I'm really happy to be able to run desktop apps (also on a big screen!) and have full control over my phone.
There is also a GNU/Linux option here. Sent from my Librem 5.
> I use Linux, but that's not for the broad masses currently
Unless "broad massses" require some unique MS Office or Photoshop functionality, they can easily switch to Linux. My relatives did and are happy.