A quite powerful CPU and/or GPU is required to be able to stream at 1080p and 60 fps. Specifically it seems that Chrome has a very hard time in this mode using HTML5 and that Flash usually gives a better result. .
SPOILER - If you want to find the shortcuts on your own, don't watch. I finished 7th after a perfect race where I managed to "puff power" Harold from beginning to end. This is really a humility sim kind of game.