It's great to see the concept of [Portable RIAs][1] beginning to crop up in real world applications. The latest one I've seen is on ESPN - allowing the user to check out the latest March Madness updates from within a PDF. Check it out:

[<img src="http://www.jamesward.com/blog/wp-content/uploads/2009/04/portable_ria_espn.jpg" alt="Portable RIA - ESPN" title="Portable RIA - ESPN" width="611" height="874" class="aligncenter size-full wp-image-869" srcset="https://www.jamesward.com/uploads/2009/04/portable_ria_espn.jpg 611w, https://www.jamesward.com/uploads/2009/04/portable_ria_espn-209x300.jpg 209w" sizes="(max-width: 611px) 100vw, 611px" />][2]

 [1]: http://www.jamesward.com/blog/portable-rias-tutorial/
 [2]: http://promo.espn.go.com/espn/specialsection/adobe/