Though the only information the public currently has about smartwatches is that various big-name companies are rumored to be developing some, other outlets are already looking to fix perceived problems the devices may have. Most notably, if a watch-sized screen that sits on your wrist will act like a smartphone, how in the world will you be able to precisely poke at letters when typing? This is perhaps the biggest impediment to the success of the smartwatch, but a team at Carnegie Mellon has already developed one possible solution.