Matt Problems News Today

>> i did something different this year for christmas. i bought gifts for my family and tv producers without going to a store. i didnt give my credit card number to an on-line retailer. in fact i didnt even use dollars. this year i bought gifts with bit coins. what are they? heres an explanation from a wall street journal reporter. >> what is a bit coin? it is invisible virtual form of currency called gold for nerves. the only ping that gives them valley is people believing they have value. >> i ...