Direction is part of an icon’s behavior. In right-to-left interfaces, some icons should mirror. Others should not. A back arrow usually changes direction. A checkmark does not. A reply icon may be directional. A clock should normally remain unchanged. A brand logo definitely should not be mirrored just because the interface is RTL. The problem is that this knowledge often lives in documentation, design files, or simply in someone’s head. That does not scale. The...