Leading article: Paper danger

Will visitors to 10 Downing Street never learn? Yesterday it was Andrew Mitchell's turn. When the International Development Secretary flashed his memo on Afghanistan to the assembled press corps cameras, he joined a growing list – including a Metropolitan Police assistant commissioner, who resigned, and the Chief Secretary to the Treasury, who did not.

There may be outrage in Bury at the cash-strapped council issuing its bin men with iPads to improve their efficiency. But, given the apparent security hazard of ministers let loose with pen and paper, perhaps a similar scheme for the Government might be money well spent.