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Finding the Art in Systems Conversions, Naming

By Doug Meil, Mario Antoine Aoun
Communications of the ACM, September 2021, Vol. 64 No. 9, Pages 10-11
10.1145/3474351
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https://bit.ly/2TpmcsG June 1, 2021

Building a software system de novo is the baseline way that software engineering is taught and understood. Use cases are identified, architectures and patterns are designed, and then software is implemented and deployed. Users are onboarded. This kind of green-field development can be exhilarating opportunity to create anew. Upgrading an existing system is a second and more frequent type of development as for any given system there is only one initial release but many subsequent releases. While upgrades primarily focus on incremental improvements, it is arguably a more complex case as upgrades are primary risks of outages and functional regressions, whereas with the baseline case there is nothing else in place at the time of initial release.

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