The BoF about O/R mapping, hosted by yours truly, is scheduled as follows: BOF003 O/R Mapping and .NET
14:45 - 16:00, Wednesday, 30 June 2004
The room numbers for the BoF sessions are not yet given out, so keep an eye on the TechEd website or this place 
. If you're going to TechEd Europe, please stop by and say hello! 
The topics that are planned are: what techniques are available, which approaches are useful in which situations, what are the pro/cons of O/R mapping, what is the impact to software design when O/R mapping is chosen, what will be the consequences now Objectspaces is not shipping.