Williton workhouse, built 1840. Lest we forget*
More generally, "smoke and mirrors" may refer to any sort of presentation by which the audience is intended to be deceived, such as an attempt to fool a prospective client into thinking that one has capabilities necessary to deliver a product in question.Mr Cameron also set out a 100 day plan for the first one hundred days of his imaginary government's office. Bit odd that when he has actually been Prime Minister for the last fiver years that he has come up with this 'all in a rush' now. More smoke and mirrors, methinks.