Bitcoins are now worth a total of $1 billion, not bad for a virtual currency that's four years old and not backed by a central bank. Bitcoins are a way to make payments on the Internet — without any fees. They're also a way to lose money fast. We hear more about digital technology and the future of money. Also, a top Hezbollah military leader is killed in Beirut. On today's Talking Point, will Brazil be ready for next year's World Cup?
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