Yup. I thought about exactly the same reasons you described there; that's why I put a ";)".
But while we're at it, how about a [cache] link? More often than not we end up overloading the submitted site and there's always a comment with Google Cache link.
It's tempting. But https://news.ycombinator.com/item?id=10179116.
Even just a [paywall] like you do [pdf] to warn people not to bother clicking it would help greatly.
[pdf] is added by software.
Yup. I thought about exactly the same reasons you described there; that's why I put a ";)".
But while we're at it, how about a [cache] link? More often than not we end up overloading the submitted site and there's always a comment with Google Cache link.