Thanks to Ann Okerson and Liblicense for pointing out The Elsevier Article 2.0 Contest! Elsevier Labs is inviting creative individuals who have wanted the opportunity to view and work with journal article content on the Web to enter the Elsevier Article 2.0 Contest. Each contestant will be provided online access to approximately 7,500 full-text XML articles from Elsevier journals, including the associated images, and the Elsevier Article 2.0 API to develop a unique yet useful web-based journal article rendering application. What if you were the publisher? Show your preference!
http://article20.elsevier.com/contest/home.html