5982e208_cyclopedia___Software_engineer_Differences_Traditional_Engineering
[Issue] Cost [Software Engineering] Compilers and computers are now cheap, so software engineering and consulting often cost more than 50% of a project. Software engineering cost overruns are large and easily affect project budget. [Traditional Engineering] 
Construction and manufactoring costs are high, so traditional engineering may only cost 15% of a project. Engineering cost overruns are small and may not affect project budget.
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Traditional Engineering