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I don't think its just about soccer... Kids can play with this ball during the day, and use it to charge a phone at night. If its incredibly cheap then they can
by GrandMasterBirt 16y ago
I don't think its just about soccer... Kids can play with this ball during the day, and use it to charge a phone at night. If its incredibly cheap then they can sell to third world countries or perhaps just teach people to make it.
- lwat 16y agoA regular ball and separate kinetic energy source would be cheaper than this device. And would work better. There's no upside here.