It's been a tumultuous year for Samsung. Buoyant and complacent with being the world's most successful Android smartphone vendor for ages, the Korean giant was perhaps not prepared for its Galaxy S5 flagship last year to be so roundly criticised for not breaking any new ground.
Gone is the cheap plastic, in favour of slick aluminium. Gone is the heavy TouchWiz skin with dozens of settings and features that no one ever used - the software is more restrained than ever.