A new study conducted by online dating service OkCupid.com has revealed iPhone users have sex with twice the number of partners their Android-using counterparts have.
By the age of 30, men with an iPhone have had around 10 different partners. Their BlackBerry counterparts average around 8.1 partners.
Men with an Android-powered smartphone might just about be ready to trade in their device - with an average of only 6 partners by the time they are 30.
I suppose that there is little hope for those of us without an iPhone or a Blackberry or an Android smartphone (whatever that is); while those of us without any kind of mobile phone must be beyond redemption. Let me hope that no-one tells my girlfriends ...