> The OP has a good criticism of why this is a bad idea. They simply assert "twiddling a run-time variable for debugging in your staging environment can propag

> The OP has a good criticism of why this is a bad idea. They simply assert "twiddling a run-time variable for debugging in your staging environment can propagate straight into a bug on production". As-if straight into production without re-testing. > Source control? What's that? "ENVY/Manager augments this model by providing configuration management and version control facilities. All code is stored in a central database rather than in files associated with a particular image. Developers are continuously connected to this database; therefore changes are immediately visible to all developers." https://www.google.com/books/edition/Mastering_ENVY_Developer/ld6E19QIMo4C https://www.google.com/books/edition/Mastering_ENVY_Develope... ~ 1992 Product Review: Object Technology’s ENVY Developer http://archive.esug.org/HistoricalDocuments/TheSmalltalkReport/91_95/SMAL0202.PDF http://archive.esug.org/HistoricalDocuments/TheSmalltalkRepo...