Yes. In fact, there's a whole section in the developer agreement (section 3.3.2) that explicitly forbids using (non-built-in) interpreters on downloaded files.

Yes. In fact, there's a whole section in the developer agreement (section 3.3.2) that explicitly forbids using (non-built-in) interpreters on downloaded files. This might be a nice app, and maybe the guy thought he could roll the dice and sneak it past, but this is the rare open and closed case of Apple doing exactly what they said they were going to do.