People claim that changing DNS to Google improve their streaming. I thing it's not posaible. Am I worng on this one

https://www.reddit.com/r/Stadia/comments/iej8od/was_ready_to_give_up_then_switched_to_google_dns/?utm_medium=android_app&utm_source=share

So people are voting down my comment claiming DNS can't possible have any effect on webRTC.

Am I wrong??