GPL 2 says "machine-readable", which I read as meaning on a tape or ftp site or something in a useful form, not handwritten on paper or similarly useless form.

GPL 2 says "machine-readable", which I read as meaning on a tape or ftp site or something in a useful form, not handwritten on paper or similarly useless form. Also, I doubt obfuscated code would comply with the "preferred form" part.