LinkedIn is horrible as well. Their chat feature (on mobile web) is unusable. The Send button goes further and further down the screen as you type until it disa

LinkedIn is horrible as well. Their chat feature (on mobile web) is unusable. The Send button goes further and further down the screen as you type until it disappears... permanently. No amount of refreshing will bring it back. They took the app paradigm and ran with it until they created a broken website when in fact, a single textarea and a button would have sufficed.