Sony has been beaten up pretty badly lately, but this is kicking ‘em while they’re down: hackers have compromised Sony Online Entertainment, which provide access to several online MMOs. Not only that, but hackers could have potentially stolen credit card data from those accounts as well. Sony is still investigating. Sony was quicker to respond to this news than it was with the PSN security breach. It sent out an email informing customers of the news: Our ongoing investigation of illegal intrusions into Sony Online Entertainment systems has discovered that hackers may have obtained personal…