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Geek Vs Geek: Paying With Your Phone Battles Paying With Cash. Part of the series: Geek Vs. Geek. Welcome to Geek Vs Geek, a weekly feature in which eHow Tech editor Dave Johnson argues about gadgets and technology with his long-time nemesis and CNET contributor Rick Broida. It's all hosted and moderated by comedian Helen Hong. This week, Dave tries to convince Rick to give up cash and instead make credit card purchases using a smartphone and the Loop ChargeCase. It's the money of the future. Read more: http://www.ehow.com/video_12340263_geek-vs-geek-paying-phone-battles-paying-cash.html