Budget for big projects like these is not an easy concept. 14 years behind schedule means 14 more years developing the science and technology, 14 more years of

Budget for big projects like these is not an easy concept. 14 years behind schedule means 14 more years developing the science and technology, 14 more years of research grants that probably funded project-specific but also tons of side research, new labs, new knowledge and experience that will be useful and be used way beyond the single project that funded its advancement. Sometimes it's good to overspend if it's an excuse to fund research that would otherwise struggle to find money to stay alive.