Marco Arment:

> While most of the press demands new hardware categories, I’d be perfectly happy if Apple never made a TV or a watch or a unicorn, and instead devoted the next five years to polishing the software and services for their existing product lines.

On this, I am in complete agreement with Arment. See also [Arment’s follow-up (of sorts) post](http://www.marco.org/2013/12/29/smart-watches-and-face-computers) on smart watches and Google Glass.