I think she finds it silly because of the lack of any mentation involved. 
Did they do any thinking at all?
Was it just their indoctrination talking?
We will never know, unless they wake up and tell us. 

Rothbardian_fanatic

Maybe it’s facetious in that she finds it silly? Your point is taken

satgoob

> A mom content creator shot back at all the anti-procreation TikToks, saying, “The only women participating in the 4B movement are liberals. Conservative women will procreate. This means we will see a huge influx of conservatives being born”: “I support your movement,” the woman, who goes by @maybe_itsmolly, added facetiously.

Why facetiously? Didn't she mean it wholeheartedly?