The stone money of Yap was quite sophisticated, its value being based on scarcity and (subjective proof of) work.pic.twitter.com/BCD3mzbioK
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After O'Keefe size failed as a proxy for scarcity; provenance became crucial to assessing cost and thus relative scarcity.
Slow costly BTC movement (x-actions) are integral to value via security of limited block (canoe) size? Sidechains=stone ownership via paper
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