Notice also that countermemetry involves intrinsic knowledge of the meme and mechanics therein invoked to be successfully countered. Simply not getting the meme or joke is not countermemetry.
Bernard: Actually I'm rather fond of Deoxys
Charlie: Did you see the video of a Magikarp sweeping ubers?
Antone: you guyz suck, lern2internet
Notice the use of countermemetry to begin a relevant Pokemon discussion.