There are a surprising number of folding electric scooters out there designed to fit in a basic backpack or even shoulder bag, but Japanese personal mobility company Shimizu has even bigger ... er ... tinier aspirations. It's currently refining a prototype it says will be the world's smallest and…
Cool concept but there are so many moving parts that it’ll be prone to defects and wear and tear over time.
I’d never seriously consider using that thing except for maybe indoors at airports, hospitals, large halls, conference rooms, and the like, and that’s only in best case scenario.