On Friday, President Obama signed an executive order to speed the adoption of EMV-standard cards in the US. The transition to EMV—an acronym eponymous of Europay, MasterCard, and Visa, the companies that developed the standard—has been slow to gain traction in the US. The EMV standard will require credit card companies to stop relying on the magnetic stripe cards that are common today and move toward cards with embedded chips that will offer more secure credit card transactions....