6 December 2021 by Phillip JohnstonA symptom of software aging is decreasing reliability. This often happens because the improvements make things worse. Each error that is corrected may introduce more than one additional error. Some products that we use on a daily basis have thousands of known bugs (many of which are never fixed), yet that number is not decreasing. Often, the choice is to either abandon the product or stop fixing the bugs. As Dr. Parnas says, “At a certain point, the wise company throws it away because they can’t fix it.” References Software Aging Slides by David Parnas …
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