We'll need to take up references free live tutoring US charity the Family Online Safety Institute - a member of the social network's Safety Advisory Board - also raised concern saying it had not been alerted to the change of policy despite previously stating such videos crossed the line. 必須 2000文字以内 [bbs:youtube:(Youtubeの動画ID)]と書くとYoutubeの動画が貼れます。(例:[bbs:youtube:OQThUAQ0UN0])