I mean, this is legit. They're saying people use memes to sway public thought and behavior. It's also how fascism has risen and been taken out, we just didn't have the internet and call them memes then.
Behind the Bastards did a good episode on the use of comedy with imagery to bolster or destroy. I couldn't find the exact episode for the life of me though. At least 5 years ago probably.
I was referring to both to say you can get similar functionality on Sync, but Flipboard has its own charm.