Lennart Poettering recently spoke at a BarCamp in Warsaw, Poland where he talked about systemd. In the 100+ minute presentation, he covered where systemd came from, where it's going, and other details.
For those interested in systemd as a SysVInit/Upstart replacement that seems to be making its way everywhere except for Ubuntu Linux, embedded below this story is Lennart's talk from Poland for this system and service manager.