Recently, the European Commission announced — over vocal objections by the European Parliament and its own advisory group — that it will permit the United States government direct access to airline passenger data.
This means that before you fly to or via the United States, details of your reservation, including credit card number, flying history and even meal preferences, will be transmitted to the US government for "screening" and will be retained in a database for a minimum of 3.5 years up to an indefinite period.
This is not the time to be turning over the personal data of European residents to the American government.
First, there is no evidence that collection and monitoring of personal information does anything to stop terrorism. The next terrorist is more likely to be an undocumented student from rural Pakistan than a convicted criminal. He is not going to have charges from Osama's Live Bait and Fertiliser Shop on his American Express card or a subscription to Terrorist Weekly.
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