Samsung doesn't wants you to shut up about your burning S4
Alright, so it might be possible that this guy is full of crap, but the 'contract' seems legit. If this is Samsung their way to get your device exchanged for a working one, then wow.
Here is the guy explaining the incident and what happened after:
Here is the full text of the PDF he received:
So, Hoax? Or is this just the way Sammy likes to do their business?