Comment by igouy

"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_Develope...

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pdf 1992 Product Review: Object Technology’s ENVY Developer

http://archive.esug.org/HistoricalDocuments/TheSmalltalkRepo...