Oh i understand. So if i want to develope a webapp which is store chat for the Twitch Vod which is uploaded to Youtube even if the vod doesnt exist anymore in Twitch is prohibited becouse of storing policy? 
Oh i understand. So if i want to develope a webapp which is store chat for the Twitch Vod which is uploaded to Youtube even if the vod doesnt exist anymore in Twitch is prohibited becouse of storing policy?