Tech review: A look back at the week's headlines
Bitcoin exchange MtGox went offline after an estimated 744,000 Bitcoins - worth about $350m (£210m) - were believed to have been stolen, message service WhatsApp announced it would introduce voice calls on its network and Facebook dropped its email service.
Spencer Kelly has details of these and other technology stories of the week.
28 Feb 2014
- From the section Technology