50g

I didn't see any mention of this yet (though my email's acting up today so searching was a bit of a pain).

From http://h20000.www2.hp.com/bizsupport/TechSupport/SoftwareDescription.jsp?lang=en&cc=us&prodTypeId=215348&prodSeriesId=3235173&swItem=ca-74746-1&prodNameId=3235174&swEnvOID=228&swLang=8&taskId=135&mode=4&idx=0

Version:	2.15 (14 Sep 2009) <-- not 2006!

I just updated to it and it seems to have been successful.  This was linked to from their main driver and software listing for the calculator (ie, not through 40 layers of caution this is a beta don't use this or you may die of seemingly unrelated causes because we didn't test the killowner function thoroughly yet).