Readers may recall that Japan recently passed the Smartphone Act, officially the Bill on the Promotion of Competition for Specified Software Used in Smartphones. Among its most important reforms is a direct prohibition on Apple’s long-standing ban on third-party browser engines on iOS. This ban has functioned as an effective ban on browsers like Firefox, Chrome, Edge, Opera, Brave & Vivaldi, by forcing them to use Apple’s WebKit engine, which they cannot modify or control. This results in no eff...