Tech Guide #717 - iPhone Duo - should you buy it? Hear our verdict

The iPhone Duo goes on sale to wild scenes in Australia – and the first device sold was given away for charity, Telstra to enable RCS to enrich messaging between iPhone and Android, Laser releases what it’s calling the safest powerbanks you can buy, we share our verdict on the iPhone Duo – Apple’s first foldable iPhone, Belkin releases a new range of trackers and we’ll answer all your questions in the Tech Guide Help Desk.