Apparently there is an actual explanation for why RAW's commentary is usually bad and its due to Vince liking to mess around with Graves and Cole during shows just for some laughs on his end.
Graves revealed in a recent episode of Lillian Garcia's podcast show that whenever Vince isn't actually providing useful help for certain moments, he's usually joking around with Cole to try to mess him up during shows.
https://www.fightful.com/wrestling/c...el-cole-screen