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Would you prefer to wait 15 minutes to get through security at an airport or walk through and get your iris scanned. Or will we have any choice? and when?
The supermarkets grumble that they PAY to give you “cash back” at the check-outs. So why don’t they become banks and issue their own credit cards and get access to all our spending habits and then not cop the “cash back” charges? Then they could also offer you a handy barcode scanning, bluetooth enabled phone to do your shopping with?