Dont forget the hubub over YC investing in that adware bundler company (InstallMonetizer), couldnt stop hearing about that for weeks[0].
I certainly think there is a trend towards being positive towards YC properties on HN (surprise!) but if they do something bad they will be excoriated just like the rest.
[0]https://www.techdirt.com/articles/20130115/17343321692/why-a...