QOS attempts to ensure quality of the bitstream when error correction (which is the usual method) would be useless because voice calls must be immediate...
COMCAST needs no QOS because it does not travel over the internet....
Again my assumption is that you crave attention. Whether you do or not I really don't know...but showing endless details about who you are etc....again that is the most logical assumption.
I came here to talk about the company's prospects...somehow you still think this is about you...
Guess what ?
I could care less who you are. You haven't impressed me, and your life bio doesn't thrill me either.
sorry, maybe the tech/personals would be a good place for you.
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