Despite the growing number of mobile users worldwide, many still have to borrow phones to make a call. Such calls can be accompanied with “borrowing premiums,” escalating costs for users. So, why not give everyone a virtual number, something that they can plug into any mobile, determine how much talk time or credit they have, and use accordingly?

That’s what Nigel Waller of Movirtu is aspiring to do. With pilot testing underway in Madagascar, Waller and his colleagues are building a virtual mobile.

via Dowser.