I gave a presentation on Monday at the OSGi DevCon in Zurich about Blueprint services.
Blueprint Services is the OSGi standardized version of Spring-DM which I've been working on (both the spec and the implementation over the last weeks).
Below is the presentation. The spec is not published yet, but the implementation code is currently available at:
This implementation is now integrated into Apache Felix Karaf, a ready to use distribution of OSGi for enterprise / server side applications.