A new WebmasterWorld thread brings up an old issue with Google’s AdSense ads rendering on the Google Cache results. Some ads, depending on the site’s layout and html, won’t render properly. Let me quote the complaint in the new thread:

This is something we reported a year ago and a year before that on some level. Here is what incrediBILL, the moderator of the WebmasterWorld AdSense forum said:

Did Google abandon us?

Forum discussion at WebmasterWorld.