Well I did it with version 7 and 8. Perhaps it's only for classes but I decomplied an application and saw all the comments in all the vcx's.

>>Comments are saved in exe and refox can bring them back. I've done it myself.
>>
>>
>>>I don't believe comments are stored in the compiled code anyways. If they were, products like ReFox would be able to bring back comments, and it can not.
>
>Since when? I've got the latest version, and it DOESN'T DO IT! And never has. It CAN'T do it, since comments are NOT part of the compiled file.