You can make the from line say whatever you want. I can send you an email from [email protected], or [email protected]. As long as I don't care about getting a reply back, I can put whatever I want in the from box. This does not indicate that mt gox is further compromised.
Exactly my point, but not everyone realizes that, even if they are technically adept they might not realize that Point is it's better crafted than the average.