Jarvis is learning quite a bit from his observations. Humans sleep with their eyes closed for one. He steps slightly to the side, trying to find the wires that Cynric must be using to recharge.

Odd, but it seems to be a wireless operation. How would he know when 'rest' was concluded? Just to be sure he hasn't missed something, Jarvis takes hold of Cynric's wrist to pick his arm up, looking under for hidden wires.