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Michael
@polyfon.eth
3fa is replacing the barcode with secure NFC tags that plug into ecommerce marketplaces. We’re launching with collectibles (like ebay did) and partnering with major marketplaces to bring physical on-chain royalties to life. 
Team: autograph (a16z); rtfkt (acq. nike); mckinsey; chicago booth; u.s. special operations
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KevCJones
@codebykev.eth
Very interested in hearing more...
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