Softbank Fund Bets on Using Concrete Blocks as Batteries

1 pointsby gsangheraalmost 6 years ago

1 comment

gsangheraalmost 6 years ago

Another article about an year back (in qz) : <a href="https://news.ycombinator.com/item?id=17789456" rel="nofollow">https://news.ycombinator.com/item?id=17789456</a>