Everyone knows that all code has bugs. Code is written under constraints. Deadlines. Goals other than quality. Imperfect knowledge of the future. Even your own skill as an engineer is a constraint. If we all tried to write perfect, bugless code, we’d never accomplish anything. So how does it make sense to apologize for bugs?

Almost any slog can be turned into a do-nothing script. A do-nothing script is a script that encodes the instructions of a slog, encapsulating each step in a function. For the example procedure above, we could write the following do-nothing script: