I think it would take a bit more than an hour or two. It would require a full investigation: copies of relevant documents, approval from their accounting department, approval from the App Store management at some level, consulting with their legal department and probably an affidavit from the developer too.

It's a bad situation for both parties. It sounds like he's doing the right thing trying to make it public and get advice. If the media does some of the vetting of his story Apple will take him much more seriously and perhaps not view him as a fraudster.