This time, it's being split into two parts, perhaps so that there is more of a chance that some people could attend the entire event! Noon - midnight (GMT) for two days in a row.
Here are more details:
http://www.sqlpass.org/24hours/fall2010/
I'll be speaking for session #8 (19:00 GMT the first day) on Isolation Levels:
http://www.sqlpass.org/24hours/fall2010/Home/IsolationvsConcurrencyWhatAretheChoices.aspx
I hope to see you there!
~Kalen