Any startup looking to get into solar energy generation with focus in emerging economies, Africa to be specific. I'm 100% interested.
PS: I'm a software developer
There's Mobisol[0] which operates in that space. They provide solar powered batteries to households, and allow payments to happen over M-Pesa.
Better batteries and cheaper/more powerful solar power
+1 on better battery technology. It's been touted as being around the corner for too many years (same goes for the Solid State memory).
Microsoft Hololens. I really wonder what its going to be like to build VR apps. Don't know much about it, but in 2016, I want to get started.
Faster and more stable Internet in more parts of Earth.
neovim 1.0
Building my own 3d printer for fun and profit.
Open world VR games!
If someone was able to mass produce something like the Omni I think there would be so much potential. Think how much weight you would lose just walking across the wasteland in fallout.