Toe-Tickling Shoes Let You Navigate The City By Touch

If you've spent any time lately walking on busy city sidewalks, you'll know that many people are gazing steadily into smartphone screens as they get around, often at the expense of seeing who and what are right around them. Presumably they're checking texts and email, or using online maps and other apps to find shops, restaurants, doctors' offices, and other destinations. By focusing so intently on our screens and following a set route from point A to point B, have we sacrificed chance encounter...