New cache mode for BI 7.0 without directory

As of BI 7.0 Support pack 16 SAP has introduced a new query cache mode. Have a look at note 1026944

JSPM : Deploying patches with JSPM stack in a single step

SAP has implemented a new option in the JSPM where you can select the SP Stack you want to implement plus additional patches on top of that in a single update...have a look at SAP Note 1080821.

SQL Server 2008 - upgrade/installation guide

Although Microsoft SQL Server 2008 is not yet released fro productive use in SAP systems (and 64-bit only!!),
SAP will support it in test systems. Have a look at note 1152240 which contains a upgrade/installation guide
for SQL Server 2008.
Have fun!