That's your opinion, I personally highly disagree
This doesn't bring money, and she did it before it even made any money at all (I'm thinking the really old stuff, the drawings and all between the rare "expensive" cosplays she wanted to make)
It's not like nowadays when a girl starts cosplay
Lewd cosplay has a history. Today's girls are not having it the same as the ones 7-10 years ago.
They start cosplay with a purpose of monetization, while before, they did it because they liked it and the opportunity rised later on
There is also clearly a before/after Onlyfans' era