Youtube has started to artificially slow down video load times if you use Firefox
Spoofing Chrome magically makes this problem go away. The slow down is 5 secs according to the video.
Update 1: Safari faces the same treatment
Update 2: Google confirms 5 sec delays for ad-block user
![](https://kbin.life/media/cache/resolve/entry_thumb/36/c5/36c5f8a335bedcdc9e1d7eace18c55dd47e84b701d44693055f0aed91635086c.png)