found .gif flipped
This is too trivial to qualify as a dark pattern but it is annoying.
The designer (this is from Feedly.com) doesn't think it's enough to have a big white-on-green plus sign telling you where to add an RSS feed ("content") to your list of feeds.
No, like a small baby you need a pulsating crib toy to draw your eye down to that part of the page.
gif posted on bogchat by dvvidw (resized, depopulated)