The misdirected email or text message is a hazard of our age. Mahmoud Ahmadinejad, the Islamic nation's firebrand leader, has taken umbrage at an unwelcome text received on his mobile phone. According to whispered accounts in the Iranian capital, his ire was stirred when someone sent him a joke suggesting he didn't wash regularly enough. Although officials claim he possesses a lively sense of humour that belies his rather hairshirt image, on this occasion it suffered a serious failure. Realising the joke was doing the rounds of Iranian mobile phones, the notoriously temperamental president lodged an official complaint with Iran's...