To do some math (that may be helpful or not): 77000 YouTube videos * 10 frames per YouTube video / 24 frames per second / 3600 seconds per hour = 8.91 hours of video
77,000 videos * 10 seconds = 770,000 seconds 770,000 seconds / 60 / 60 = 213.89 hours
To do some math (that may be helpful or not): 77000 YouTube videos * 10 frames per YouTube video / 24 frames per second / 3600 seconds per hour = 8.91 hours of video