What do the words sex, lavender, flatulence, quickie, butt, mango and pud have in common? They are among more than 1,000 words deemed so obscene by the Pakistani Telecommunications Authority that they have instructed mobile phone operators to block them from all text messages. It is a decision that has left many in Pakistan unsure whether to be staggered, amused or outraged. Social media sites such as Twitter have been flooded with posts about the decision. An unconfirmed list has been circulating online. Many of the words are sexually explicit but the inclusion of some words and phrases appear to...