For all three questions asnwer is yes.
For last one -I knew that, just wanted to quote my reply as it was in this topic
Im using the phone for few days now, Expirenced not even one problem known before.
I was metioning I need a lot of android apps because of my work. Now I don’t need second android device as my SFOS 10 III does everything is requied.
Fast and stable device with only good alternative os doing everything I need - That’s why I joined jolla community and I finally have it.