They may not remove Nazi communities but anecdotally they seem to remove malware quickly. I do suspect though that there is other iffy software on steam so do pay attention.

Wouldn’t be surprised if YouTube and Netflix don’t use FFmpeg. I am pretty sure they use custom built hardware encoders. Pretty sure Netflix has a lot of blog posts about building their own encoding methods

Its funny and pointless until they pressure Visa and the site you are using dies.

That ad is not over HDMI. Its a smart TV it inserts the ad on its own.