Right now I'm in Ocean Shores, WA for team meetings, so I won't be attending SQL PASS. However, if I was, I'd be sure to hit the SQL CAT sessions being presented:
These guys know their stuff, and then some.
For you hardcode BI types, I would especially recommend these two:
|DBA-416-M Building and Deploying Large Scale SSRS farms using Lessons Learned from customer deployments|
|DBA-415-M Building & Maintaining large cubes using Lessons Learned from customer deployments|
I sat on in "internal-ish" versions of these suckers about two months ago at TechReady5, and they were both really informative.