Email opens have climbed from 10% in 2011 to over 30% in 2012, and marketers are responding to the trend by increasingly designing emails that focus on the overall experience, respectful of all environments. To do this, design for your audience, touch, legibility, reality and longevity.
The link above is going to McSweeney's "decorative gourd" post... funny but irrelevant. Guessing that's a mistake?
http://www.mcsweeneys.net/articles/its-decorative-gourd-season-motherfuckers
Agreed, the link is sending me to the wrong page as well. I believe it should be linked to this article here: http://blog.exacttarget.com/blog/email-design-4/email-design-for-all-the-mobile-inbox