When we see a weak female character in a show. Doesn't mean she represents all women. Shes a character that the audience can feel bad for. And in the end she can be more then just being weak. But encouraging it can get better by hoping and accepting who she is.
Alright - let’s say it’s ‘sexualized’ - what the RWBY mods could have done was DM the person who posted it (on the Reddit) a list of the characters that were ‘inappropriate’, & the art could have been reposted w/ those characters removed. That way the other artists don’t miss out