There's a LOT of races uploaded from the track since 2010-ish.
There's a group of people that handle the tracks media and pump out a ton of videos, at one point they had the full features from every race every week going up. Now it's mainly just a ~20min highlights package every week.
https://www.youtube.com/user/sidsvault
New walls being put in with the new pit gate coming off 2 visible: