👉 Ineffacerability is a concept in philosophy and computer science that refers to the difficulty or impossibility of creating an algorithm or program with one or more parameters, where each parameter has a unique value. The term comes from the Greek word "infinite" which means endless, and "affirmative," meaning yes. Efficacy, on the other hand, is a measure of how well a given algorithm or program performs in terms of solving a problem, time complexity, space efficiency, etc