I think the title says all, it's a bit annoying when you're scrolling on a mobile device and accidentally hit the "hide" action
There's no confirmation for it, and if you don't pay attention you won't even know it happened.
I'm not saying we need any fancy component, just the native browser confirmation dialog would do wonders
I do it sometimes and usually notice that I did it and reverse it. I do with the flag button too.
You can see your hidden posts at https://news.ycombinator.com/hidden