* http://www.theguardian.com/money/2012/feb/03/barclays-replace-debit-card * http://www.help.barclays.co.uk/faq/cards/debit-card/why-new-card.html Barclays sent me a new debit card out of the blue, my existing one still had 18 months until it expired. I phoned to find out why and initially the