.msb files are files that contain various messages, in compiled form. For those who might be interesting in getting it unpacked, here is my utility with source code intended to unpack error numbers and messages from these files.
Download win32 binary + source code.
I also added a section to my "Reverse Engineering for Beginners" book about file format details.
This open sourced site and this page in particular is hosted on GitHub. Patches, suggestions and comments are welcome.
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