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The First Battery-Free Cellphone [dupe]
- em3rgent0rdr 9y agoI've marked as dupe. Original article: https://news.ycombinator.com/item?id=14716986 https://news.ycombinator.com/item?id=14716986 First post to HN (wired article): https://news.ycombinator.com/item?id=14659236 https://news.ycombinator.com/item?id=14659236