This subtle movement can only be seen with careful measurement but it's definitely changing position by a pixel or two, notes Dutch site Galaxy Club. The feature was confirmed in an exchange between a Samsung superfan and the company's official Dutch Twitter account, as well.

@Samsung_NL Ques: "verspringt" de "Home-button" ook als je S8+ AOD aan hebt staan (zoals de andere info WEL verspringt), of...? — henklbr™ 🇳🇱 (@henklbr) April 24, 2017

Smartphone screens aren't the only modern displays to deal with burn-in, either. LCD and Plasma screens can suffer from it, too. In fact, Android Wear devices that use OLED screens have a special anti-burn-in mode you can enable if you like to keep your smartwatch on all the time.