Tony greeted Mr. Sobchak with a firm handshake when he'd come in, and in seeing the familiar glow, was confident that everything was most likely in working order. Funny how that light had become a comfort to him for the time he'd had it in his own chest. But this man's was different. Tony's functioned as an electromagnet whereas this model had more regulatory functions, similar to a pacemaker and didn't put out as much energy as the original arc reactor.
After punching in a few more things on his little touch screen, Tony made sure to stand to the side as Remy did her part of the work, head tilted as he observed. "If you experience soreness around the outer wall, Vitamin E or some sort of Ben Gay cooling ointment will help with that," he said as he made a circular motion to the area on his own chest.