Sony took days to reveal scope of the PlayStation Network attack that has knocked out its PS3 gaming site for a week. The real reason may have more to do with legal considerations than how long it took the company to discover the losses, experts say. The attacker — and Sony’s blog speaks of “an unauthorized person” — apparently found a way to gain access to the network and then discovered an exposed system to exploit. “They probably have somebody in mind, but if they’re good enough to carry this out,” expert says.”]