At 2:18 PM ET today, millions of people in America will get a text message that reads, "Presidential Alert.” The text is a test of FEMA’s Wireless Emergency Alerts System. If you click on the text, you’ll see the words: “THIS IS A TEST of the National Wireless Emergency Alert System. No action is needed.” As we reported, this test is the evolution of long-standing national effort to create the perfect doomsday alert system. Some people, however, want to opt out.

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