I do to. I dislike having to select/copy/paste more - especially on phones. Tap share, then edit and send.
For news articles etc, ideally it’s just the title of the article and a url.
Discussion
I would only consider this if client apps already offer ways for users to nicely build such filters in the UI. Once people can easily build, the need for sharing them will arise. Until then, i think it's overengineering.