I agree, i play COD MOD2and get the hacked by blah blah in SHARK FR. IT IS ANNOYING as soon as i see it i get off that room. just in case i get hacked. especially after hearing of playstation getting hacked. .... How do u complain to microsoft about loss of satisfaction of game play when that comes on the screen?it ruins your view of game play screen (and we pay to play online).
I think you're confused - you do realise that game 'hackers' are little more than kids that cheat at games, right? As a pose to say, the crackers that broke into PSN's internal networks and stole user data. They are worlds apart and two completely
tldr: The message is just a cute trick by someone that learned how to inject a message via a game lobby. It's not serious at all.