A closer look at the pointer media query · Links
21 March 2013 · PPK
Stu Cox goes through the Level 4 Media Queries spec and mostly discusses the pointer media query that says something about the pointing device you use. His conclusion is that it's an interesting idea, but the current proposal is not going to handle edge cases properly.
Read more: http://www.stucox.com/blog/the-good-and-bad-of-level-4-media-queries/