The Spectator.co.uk: "Under the system operating on that day, if one of the many Algerian terrorists living on welfare in Montreal attempted to cross the US border at Derby Line, Vermont, and got refused entry by an alert official, he would be able to drive a few miles east, attempt to cross at Beecher Falls, Vermont, and they had no way of knowing that he?d been refused entry just half an hour earlier. No compatible computers.

On the other hand, if that same Algerian terrorist went to order a book online, amazon.com would know that he?d bought The Dummy?s Guide to Martyrdom Operations two years ago and their ?We have some suggestions for you!? box would be proffering a 30 per cent discount on The A-Z of Infidel Slaying and 72 Hot Love Tips That Will Have Your Virgins Panting For More. Amazon is a more efficient miner of information than US Immigration. "

Mark Steyn