Valuing WhatsApp

By Will Goodbody, Science & Technology Correspondent @willgoodbody Because it’s free. The straight answer given to me by a number of young people this morning, when I asked them why they use WhatsApp. But while their attraction to the messaging service is clear, the question of why Facebook would shell out a mesmerising $19bn for the four year old company remains something of a mystery. A deal which puts its $1bn purchase of Instagram in the ha’penny place.