Chinese guards who were running alongside her ripped the band off her arm as soon she tried to display it, she says.

In her dorm room were scrapbooks filled with hundreds of photographs - at summer band camp, at Myrtle Beach, on the arm of her father as part of the homecoming court in high school.

Here’s hoping that whatever arm band peripheral Microsoft develops for this interface is half as cool as Cruise’s three-finger, light-up gloves.