[throwaway290]

> behaviour consistent with someone who has experienced sexual abuse (i.e. thoughts of suicide, weird night behaviour like taking baths, body issues as she got older)

Can you link to something about it? That behavior rings a bell

> Finally, why has this post (and previous related posts) been repeatedly flagged? It's very troubling, I expect this from some HN users

I'm not too sure if it's concerning YC in some way or just the techbro crowd being itself. Downvotes are typical here with child abuse related topics in general and especially if it concerns tech. But also there's a possibility that's just a random person and not really his sister.