Scheduled work has a rhythm that can be economized and improvized. Randomness is fun for a while...as the entropy increases, unstability proportionally increases.

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Conglomeration of memes that has stood the test of time and/or has been selected with workability being the selection criteria or construction as opposed to destruction being a criteria has better longevity and easy consumability, better still if they are memes which may have elements common across various veins of thought, beliefs and functionalities.