I do share Suff's worries; it's more about mission creep and where this will finish up.
How long, for example, before your DRB status is imprinted on the microchip and you have to use your ID card to gain entrance at the turnstiles at your local swimming pool or church? You may consider that a positive benefit of ID cards, but you will be in danger of creating an underclass of citizens who don't conform to the Government's norms. 1984.