… also waiting … as per SB’s [Knowledgebase] link :
MR
If the ASIO buffer size is frequently changed in Windows in the Yamaha Steinberg FW Driver’s control panel, Cubase may become unresponsive. In addition, it is not possible to save and load presets for REV-X.
These issues will be resolved in an upcoming Cubase 7 and TOOLS for MR maintenance update in January 2013.
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… January 2013 is nearing to a close, hope we see some action on this.