The perfection of style consists in the use of the exact speech necessary to convey the sense in the fewest words consistent with perspicuity, at the same time having regard to appropriateness and harmony of expression. Its greater excellencies are directness, accuracy, appropriateness and perspicuity.
An Internet meme is a hijacking of the original idea. Instead of mutating by random change and spreading by a form of Darwinian selection, Internet memes are altered deliberately by human creativity. There is no attempt at accuracy of copying, as with genes - and as with memes in their original version.