Danish ops to preload barcode app; Vodafone business users offered cheaper roaming

> Danish operators Telenor and Telia Denmark are to preload handsets with the mobile barcode Scanbuy app. Article

> Subscribers to Vodafone's Data Traveller service will be provided with low-cost European roaming. Article

> Ericsson signed with UAE-based Pacific Controls to develop M2M applications. Article

> Supermarket giant Tesco is looking to launch Tesco-branded mobile services in Hungary via an MVNO. Article

And finally... Electronic devices could soon be charged by walking. Article