As mentioned in my earlier post the 4.0 CTP refresh is now available. It contains the UI Helper for SyncSvcUtil.exe command line tool in addition to the iPhone sample client for the Lists sample. Please download the bits from here. We have also updated the documentation in this refresh which now shows step by step instructions on how to use the UI tool. Documentation can be found here.
Some presentations that talks and shows off the latest CTP is also available.
PDC 2010 Session: To learn more about this release 4.0 in general, take a look at our PDC session recording "Building Offline Applications using Sync Framework and SQL Azure".
Sql PASS 2010 Session: The recording for this talk is not available online but the presentation is available online. Its over here.