No, it's demonstrating (poorly) the ordinary functionality of application plugins.
The most iTunes could possibly do is display a warning dialog on unsigned plugins. Not a bad idea, perhaps, but its absence is hardly a flaw. You're already postulating sufficient social engineering that I can't believe the warning would stop anyone.
The most iTunes could possibly do is display a warning dialog on unsigned plugins. Not a bad idea, perhaps, but its absence is hardly a flaw. You're already postulating sufficient social engineering that I can't believe the warning would stop anyone.