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<p><a href="page.php?w=National_Institute_of_Standards_and_Technology">National Institute of Standards and Technology</a> concluded that "software bugs, or errors, are so prevalent and so detrimental that they cost the US economy an estimated $59&nbsp;billion annually, or about 0.6 percent of the gross domestic product".</p>

<p>Since the 1950s, some computer systems have been designed to detect or auto-correct various software errors during operations.</p>

<p><big>History</big></p>
<p>The term bug to describe a defect has been engineering jargon since</p><p>
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