We seem to be okay in groups up to four. At least for the mo. But even small groups can be attacked. Keep on your guard, yeah?

And Dr. House's map is probably the most complete one we've got on hand at the mo.

As for the hacking software, I'm not sure. Might be a good idea to let him know about it, though. I know Quark and Jim have two of the programs. They're the reason we have the Data App on our tablets, apparently.