Thanks for the reports! #2 and #3 should be fixed now.
For #1, I think I’ve seen what you’re describing before but it stopped happening for me at some point. Maybe there’s one specific notification type where this bug happens? We’ll have to look into it more.
For #4, we’re planning on adding some more gadgets in the next couple of days so it makes sense to me to fix all the gadget names/sections in one go afterwards.
One more bug. I know it’s small a small one not worth caring about, but when you click on notifications on the top right, it clips out the part of the number that isn’t in the bell. Here’s a screenshot