you're right Meghan, unless there were bugs in the implementation as Dian hinted at.
Another thing: the encryption used by the shareware version the laptop had installed was 40 bit and that is subject to brute force. The author of the article hints to information they asked for such as "headers layout" and other things.
I feel like the NSA already was brute forcing the encryption and asked for the source code just to make their lives easier.
We're a place where coders share, stay up-to-date and grow their careers.
We strive for transparency and don't collect excess data.