"There're these neat things called text messages," Sitara starts, appearing behind Marcus. He may not be angry, but she is. She already has no great love for their east coast brethren, and the fact that he could have gotten Marcus killed isn't really doing anything to improve her opinion of them. "Or our Dedsec channel. Or ... "

Which a 'muggle' might have problems getting into, but he, as a fellow hacker, should have been able to do, no problem.