The ability to deliver on budget and within schedule is dependent more on political than technological development. Arbitrary delays caused by political meddlin

The ability to deliver on budget and within schedule is dependent more on political than technological development. Arbitrary delays caused by political meddling (including with pretext of safety concerns) are a significant part of the schedule problems. However, minor incremental safety improvements may be a tool in addressing this political risk - though it is true that cost still needs to be controlled.