And then there are people like Arthur Frommer, who have a loyal following of clueless leisure travellers, supporting the scanners.
http://www.flyertalk.com/forum/pract...-scanners.html
(Frommers also advocates dressing up to get an upgrade
but many people listen to his advice/the advice of his website. And according to Frommers, I have been living 100km distance from where I should have been)