Every meme as other culture trends (rock, punk, trap) goes from underground to mainstream. To win a revolution means to lose the original meaning to revolt.
Saturation of significance leads to the death of a meme. See 3.
When your old uncle uses the red pill meme then the “extreme conservative” trend would be dead. See 1,3 & 6.
Bottom up always beats top down.
That's why astroturfing it’s the way to make top down look bottom up.