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We'll see, of course, but even brand new registers and PoS are routinely going in without pin-and-chip or any thought of it. We're talking millions of readers in this great big country, with millions more ATMs and vending machines and the like. Then add in a few million more of the "Square" style plug-reader-in-smartphone-audio-jack mobile swiper setups, also actively being deployed.

When and how are all those getting changed out? How long did it take in Europe?