If people are willing to whip out their Blackberrys in bed to deal with work emails, why can't they access Facebook on their coffee break?

New research reveals that 8 in 10 UK employees spend 20 minutes per night responding to messages, and 6 in 10 admit to responding to work email - from the bathroom. With such dedication to work, why are workers prevented from accessing social networks from their desks? Might businesses actually be doing themselves a disservice by taking such a hardline?

--Reuters

Duration: 2 min 16 sec