This was a helpful post. The icon for compatibility mode is very subtle, and average users won't dig into the menu until told, or if they know what they are looking for.
With ie8 I never got the prompt to open or save launch.rtc... I found the KB article below and tried to use method #3 but the RTC extension is already associated with the specified program. (As best I can tell, the path is different for Win7 than Vista and KB does not have steps for Win7. Any suggestions?