[JDHill]

It is because those files were created before the option existed. In order to implement such an option, a choice must be made regarding existing files: are they protected, or are they not. As such, it was decided to err on the side of protecting a user's IP; pre-existing MXS files would be protected.

[KurtS]

well. as I stated earlier... " IMHO the single most annoying and useless Maxwell Render idea ever.." OK - I'll shut up now.