See my file “The breach, the YAR and the candle” for a method of formatting K3 and K4 that is related to this idea. I welcome comments on the idea, either within the doc, or via email.
https://docs.google.com/document/d/1DyYlrL1hAszd3FeTGhL3gxtBRsA5u-kJmCAMnbo1oCY/edit