Creating the infrastructure needed to push the crypto-currency to fruition If bitcoin transactions were less cumbersome, the digital currency could potentially become the premier international currency of the world. But as it stands, using cash or credit for everyday purchases is much more practical. Xapo, the bitcoin wallet and storage service, seeks to reshape this paradigm using a debit card that taps directly into a user’s bitcoin storage and is accepted anywhere in the world where MasterCard is. The Xapo debit card works similarly to a bank issued debit card, performing transactions in real time; when a user purchases a...