Georgie Barrat and Ortis Deley put rugged tech to the test, dunking speakers into shark tanks, freezing mobile phones and dropping shatter-proof hard drives from great heights in a bid to determine which piece of hardware will prove the most indestructible. Plus, Jordan Erica Webber visits the studio behind the new blockbuster Just Cause 4 console game, to learn how the developers brought a digital 1024 square kilometres of country - complete with vehicles and extreme weather - so vividly to life.