Additionally, your arms are free which is a big win, and at least in the video, it didn't require wearing a helmet. I think they've made leaps and bounds over the smug issue.

It looks like this only targets indoor super smooth surfaces, but I think it could definitely find a niche.

I thought the blonde would say, "That's uncool. We're not friends anymore." But the tech is cool.

I wonder if it could handle a skateboard park in some way?