A waterproof 1020/808 successor, and not those half baked ip rated water proof certifications that you can't take in salt water.. I need that nano paint tech Nokia showed years ago.
The only things can blow my mind :
-Continuum Will run full w10 on ARM devices.
-Revolutionary hardware, something never seen before, a surprise like HoloLens or surfacebook.
Microsoft release a Android shell with live tiles for all MS apps and a bridge from WM to Android. Samsung makes the new MS shell optional in the coming flagships. End of WM.