a quick search on failing software projects suggest a 70% failure rate. over budget (which i see as a proxy for taking longer than estimated) seem to be above 5

a quick search on failing software projects suggest a 70% failure rate. over budget (which i see as a proxy for taking longer than estimated) seem to be above 50%. here is one source that appears to be neutral: https://blog.gitnux.com/software-project-failure-statistics/ https://blog.gitnux.com/software-project-failure-statistics/ another that suggests one third of completed projects have cost or time overrun: https://www.bcs.org/articles-opinion-and-research/a-study-in-project-failure/ https://www.bcs.org/articles-opinion-and-research/a-study-in...