here's an interesting read on web design for all creative responsive theme designers, and more generally, for those interested in this subject.

http://mobile.smashingmagazine.com/2013/05/29/the-state-of-responsive-web-design/

in french ;
http://www.alsacreations.com/article/lire/1559-responsive-web-design-present-futur-adaptation-mobile.html

Yep, read that back then. A long way to go until we get the right html elements for responsive images.

And then until all browser do support it (and are used by people) so you don't need extra workarounds for every 2nd..

Also interesting this one: http://daverupert.com/2013/06/ughck-images/