You seem to be doing the same duality thing: "If you are against Trump, you must be pro Biden and that is just as bad!"
Youtube has started to artificially slow down video load times if you use Firefox. Spoofing Chrome magically makes this problem go away.
No but it can definitely work around issues like a congested link between isp and Google, resolving network-related YouTube performance issues.
Please take a moment:They're - they are (the ' replaces the space and the a)Their - belongs to themThere - not here
It seems like you are trying to protect against a compromise of the user's device. But if their device is compromised then their session is compromised after auth anyway and you aren't solving much with extra auth factors.
If by magic you mean it will automatically record gigabytes of ads for you right out of thin air and sprinkle them throughout all the content...OTA is unwatchable.
My guess is you were burned more than shocked.