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It happens every year and a half, so not surprising if we are all prepared for it. Article seems pretty alarmist considering how common it is...
http://thenextweb.com/insider/2015/06/29/tuesday-has-one-extra-second-and-that-could-be-dangerous-for-the-internet/
Does this mean we get to go back to the future?
So... Y2k15?