Walk This Way

Scotland's Scotsman reports that street crosswalks in Edinburgh have been fitted with sensors able to cancel requests for pedestrian crossing lights in cases where the walker has moved on. The intersections sport IR cameras, too, to allow more time when people need it. (http:// tinyurl.com/l8c2r)

Rattled by a Los Angeles Times story about an 82-year-old woman ticketed $114 for crossing a street too slowly, executive editor Stephanie Henkel offered another possible solution in her entry in the Today at Sensors blog. (http:// tinyurl.com/rayq6)