Acer and Asus unveil some of the world's heaviest laptops ... and some of its lightest

Gaming chairs, gaming phones, gaming laptops - and some delightful feather-light ones

IFA 2019 It was press day one at the annual consumer electronics megafest, IFA, in Berlin, when PC vendors Acer and Asus unveiled their latest hardware, from impossibly light and fast laptops to heavyweight monsters."