She blinks a bit when she passes by and hears someone's frustrated sigh close by. Turning her attentions to that, she sees the young man struggling to get his device to work. Sometimes it does, the screen will flicker and show signs of life, but then flicker back into a state of reluctant disuse.

Oh dear. Did she do that?

Out of hold habits, she says an apology aloud to the boy and Clara tries to keep her emotions in control so his poor iPod would work again. Hopefully it will within a minute or two. The poor thing looks ready to give in on itself soon.