What are these new core designs, if not ARM? What will be replacing ARM in smartphones in the next few years? If you’re going to say RISC-V, what leads you to

What are these new core designs, if not ARM? What will be replacing ARM in smartphones in the next few years? If you’re going to say RISC-V, what leads you to believe that huge performance and power leaps will take place from what RISC-V is today?