The airsoles and the flashing lights and the celebrity endorsements are what get all the attention, but what impresses me most about them is the vast improvements in tread design we've seen over the past couple of decades.
Tennis shoe treads now incorporate all sorts of freaky expressionist art.
If only the waffle iron makers had the courage to follow suit. B Flip-Flops Also known as zories, wedgies, jellies, thongs and Jerusalem crickets, these have the advantage that they're easy to slip on your feet on the way to the beach, and the disadvantage that they're designed only for walking in one direction at a moderate pace. Then you can see what it's like to bump your head in airplane bathrooms and on hanging decorations in festive Mexican restaurants. Then you can see what it's like to have everyone assume that if there's something on the top of the fridge that needs reaching, you're the one who's going to do it. Then you can see what it's like to never be protected by crowds from viewing street performance.