Roll-out of pocket-sized computer won’t now happen until after the half-term holidays, BBC confirms. We’ve previously reported how up to one million of the devices were due to be rolled out to youngsters in the UK from October 2015, with the idea being to introduce a new generation to coding and getting creative with technology – but a power supply issue led to an initial delay into 2016. But “fine tuning” has led to the latest delay, according to BBC Learning Executive…