At Big in Japan, we have devised a plan to release "casual apps" once a month. These apps will span the comical (MyEvilCyberTwin.com) to the functional. The idea is to design, develop, and launch an entire application in about a week, showcasing some key concept of agile development, social strategy, and the future of web functionality.
Our April release is almost ready for primetime. We started coding the application on Friday and had our first release this evening (at DemoCampDallas2). It works, and we should be launching soon. Allow me to introduce you to EgorCast: