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<https://techcrunch.com/2014/07/08/bitcoin-vault-xapo-raises-20-million-from-greylock-index-and-announces-btc-debit-cards-are-shipping-this-month/>
<https://techcrunch.com/2014/07/08/bitcoin-vault-xapo-raises-20-million-from-greylock-index-and-announces-btc-debit-cards-are-shipping-this-month/>