Would you like to know more aobut Deferred?
Keep hearing about this Twisted thing, but scared to try it out?
Been using Twisted for a while, and want to know how to use it better?
Do you want to know about the SECRET LIFE OF DEFERREDS?
You are in luck! I am giving a tutorial on deferreds in PyCon 2009. Like the voters in Chicago — register early, register often.