I think it would be good to write a clear disclaimer or explanation that no amount of obfuscation can protect someone from reverse engineering the code[1] before someone goes and trusts that tools like this are sufficient to ^protect^ their code. An interesting SO thread about this:

http://stackoverflow.com/questions/261638/how-do-i-protect-p...

[1] in fact, for this obfuscator, IMHO, all you need is search/replace capable editor, the dis module and time