>>23780265OP is a newfag monkey see monkey do.
The initial reason why you would not show yourself as a Vtuber was because looking up the girl's faces used to be considered taboo.
Doesn't matter since after hololive went global doxxing became a week 1 sort of thing.
Inuyama Tamaki showed her face week 1 (IIRC she showed her face in the Debut too)