The spec [1] says: > Richly interactive web sites, games and remote desktop/application streaming experiences want to provide an immersive, full screen experie

The spec [1] says: > Richly interactive web sites, games and remote desktop/application streaming experiences want to provide an immersive, full screen experience. To accomplish this, sites need access to special keys and keyboard shortcuts while they are in full screen mode so that they can be used for navigation, menus or gaming functionality. But I guess it will be used by scammers as well. [1] https://w3c.github.io/keyboard-lock/#introduction https://w3c.github.io/keyboard-lock/#introduction