are people who comment down below subversive and things like that so they get put into the likely spam or they had helped to review and then I can go back and approve these comments time's comments that seem completely normal are come up with spam for some reason so it's not really 100% but you know like you know when Gmail obviously you've got your spam and that's pretty accurate like I've rarely ever had anybody anything in spam that's not spam so yeah so that's one thing that they do that's done with machine learning as