Update, June 2012While mc-settings is certainly great, it turns out this well maintained gem does very similar thing, but provides more flexibility:
Below I put together my personal list of best RailsConf 2011 presentations that have online slides or PDFs. I put my comments next to each. Click on the link, then click on the "slideshow" or "PDF" links for each talk.
And if you are feeling sentimental, and added bonus:
This gem was written with a simple aim to parse MM7 wrapped binary and base64 encoded MMS messages received via MM7/XML HTTP post from an MM7 compatible gateway connection (such as OpenWave, OpenMarket, etc).
The gem provides a simple way to parse and access MMS message contents, such as from, to, subject and content parts (including image and text parts).