The Google Search Appliance, with roots in Google proper, generates XML results,...

The Google Search Appliance, with roots in Google proper, generates XML results, which are then (normally) transformed via XSLT. (I'm looking at you, XPath.)

http://mikewest.org/2007/06/escaping-curly-braces-in-xslt-at...

I s'pose attributes don't enter into it, but still, I wonder if the XSLT pass (if any) has anything to do with this?