John Vine, the Chief Inspector of Borders and Immigration said the Government's "e-borders" scheme had failed to fulfil the overwhelming majority of its intended remit, despite costing the public a billion pounds over ten years.
Outlining the catalogue of failures revealed in his report into the NBTC he said the project needs "fundamentally revised" as its achievement has been "pretty underwhelming."
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Gospel choir and classical soloists feature among the performers at the ceremony at Windsor Castle.