I used to follow the latest changes (vote ups/downs, replies, edits, etc.) using the little icon shown in the screenshot below:

Whenever I had something new, it turned yellow, and when I hovered the mouse over the icon, it said something like "you have 3 replies."
This no longer works for me. It always says "You have no new replies," but when I click the icon, I (usually) see several replies/comments/edits/etc.
I wanted to know if anyone else experienced this?
PS: This has nothing to do with the launch of the new design, and happened long before that. I was just too lazy to mention it on meta!
PS2: It seems to be working fine on meta:
