Crush depth: when you have accumulated so much stuff that it begins to interfere with
living. (a) It could be clutter, meaning stuff heaped upon stuff with no place to put it. (b) But it doesn't necessarily have to be "clutter." It could be the result of extrapolating the adage "the more you own the more it owns you" to its
natural conclusion, stating that your joy of acquisition has turned into to the
burden of maintenance / fixing things.