High risk ?
Google donated little more than £20,000 last year to the charity responsible for policing child abuse images online – the equivalent of 90 seconds' profit for the internet firm.
Twitter has apologised over a "human error" that allowed hardcore pornography to be shown on the homepage of its new six-second video app, Vine.
Cindy Sherman's Sex Pictures are just not sexy enough.
I don't much care for pornography, but it might be surprising for fair-minded types to note that most Britons don't see it quite that way.
The city of Mantua in northern Italy is one of the gemstones of the Italian Renaissance, and unlike Florence or Venice, it is relatively untroubled by tourism.