Gaming platform to use facial age estimation to limit chats to similar age groups, as allegations of grooming grow Gaming platform to use facial age estimation to limit chats to similar age groups, as allegations of grooming grow The online games platform Roblox is to start blocking children from talking to adult and much older teen strangers from next month as it faces fresh lawsuits alleging the platform has been exploited by predators to groom children as young as seven. Roblox has reached