3 ms·
There must be some element of that. Wasn't there a company that promised to charge phones over the air with ultrasound? The basic math showed it would never wo
by BubRoss 7y ago
There must be some element of that. Wasn't there a company that promised to charge phones over the air with ultrasound? The basic math showed it would never work, but they had lots of VC backing.
- chx 7y agoYou can read more on the slow demise of uBeam at https://liesandstartuppr.blogspot.com/ https://liesandstartuppr.blogspot.com/