The arrow on the right top corner expands/collapses the unread posts link.
Wow. I never even noticed there was anything like a clickable control there.
Not clear why you would want to disappear that part of the content???
If that happened to me, I wold have the same question as tggzzz!
As for unreadable consumer packages, it seems like sometimes they are trying to "hide" bad news that they are required to post.
Or else the "art director" or "marketing manager" changed the color scheme AFTER the original design had been made.
And I completely agree that Windows 8 started "dumbing-down" the user interface, and Win 10 has made it even worse.
It seems like a combination of trying to make the same UI work for both computers and touch-screen small gadgets,
and trying to make something necessarily complex "simpler" to allow dumb users to use it.
It violates the "rule" attributed to Al Einstein: "Things should be made as simple as possible, but NOT more so."