@XKCD XKCD #2928 Explained: Quality Assurance (QA) engineers are responsible for ensuring the quality of some software product through the use of testing. This process often involves entering bizarre and/or nonsense inputs in an attempt to break the software. Cueball, a QA engineer in this case, expresses concern that the scheduling system doesn't crash. This could either be because as a QA engineer he is concerned about crashes in ...