How Ultra-Niche Phones Are Going Tiny, Rugged and Bringing Back Keyboards

Each time a “game-changing” new mobile phone is announced with a camera that has incrementally more megapixels, it sparks another moment of tech envy. Every few months we are forced to regret the decision to buy our own inferior phones that seem nowhere near as awesome as the new one that makes our previous version obsolete. But what about those people who want something besides the best HD camera and screen resolution with a sub-par phone?

It turns out there may be a market for more unusual pho...