Which basically boiled down to him trying to argue that people must want malware because they clicked through a deviously worded dialog box.

From building spam filters to funding a spam company. Building things people want? Ha!

I guess it's worth noting other YC partners in that thread also defending malware, for example Garry Tan: https://hackernews.hn/item?id=5093746

It seems like the culture of spam and malware is deeply embedded in YC these days.