Last month it was reported that a Samsung Galaxy SIII smartphone had emitted “a white flame, sparks and a bang”, according to an online report by a Dublin-based student.

An investigation by Fire Investigations UK has now concluded that the damage was caused by an external energy source, noting “the device was not responsible for the cause of the fire” and revealing that the moisture detection patch had been removed from the device.

Telefónica Digital and Visa Europe have agreed a partnership to develop new mobile commerce opportunities in the European countries where Telefónica operates.

It builds on the existing relationship between Telefonica and Visa Europe in the UK and Ireland, establishing Visa Europe as Telefónica’s preferred partner for the payment cards and associated mobile payment services.

A new mobile app called Click A Taxi has launched in the UK and Ireland, promising coverage across all towns and cities. It’s already available in Denmark, Sweden and Norway.

The Click A Taxi app is available for iPhone and Android devices. Customers who book via the app are located by GPS; the nearest participating taxi company is then located and the app provides regular updates on the arrival time. There’s no charge for the app and no fee for booking a journey.

Samsung has responded to online posts about a Samsung Galaxy SIII that appears to have suffered some heat-related damage.

In a statement on its Samsung Tomorrow blog, the company says it will begin investigating as soon as it receives the phone and will provide further details when the investigation is complete.

Vodafone Group has taken a controlling stake in Invitation Digital Limited, the parent company of mobile coupon provider Vouchercloud. It now has a 57% stake in IDL, having originally taken a 21% stake in May last year.

The news came as Vouchercloud expanded beyond the UK into Ireland. Further country launches, along with details of Vouchercloud integration into Vodafone m-commerce activities, are expected in the future.