I think they solve different problems. It doesn’t seem to me like the woman in the video would’ve been able to get upstairs as quickly or even at all, with the

I think they solve different problems. It doesn’t seem to me like the woman in the video would’ve been able to get upstairs as quickly or even at all, with the assistep. Especially moving upstairs with it seems very dangerous if there is a chance that your feet don’t do what you want them to. Side note: “upstairs” is a great word that shows how ingrained stairs are in our lives as a means to move up or down. The Vertiwalk people have really thought outside of the box. Very cool.