I haven't noticed any issues on YouTube after subscribing. Before that it used to glitch once in a while possibly to penalize the ad blocking. But that may have

I haven't noticed any issues on YouTube after subscribing. Before that it used to glitch once in a while possibly to penalize the ad blocking. But that may have been the behaviour in Chrome too for all I know. Google Meet does have some key features missing on Firefox such as blurring / changing video background.