The premise gives the Royal Navy a blank cheque for research from 1900. Early changes would accumulate, so extending the exercise to the present would require assumption after assumption. The period therefore has to remain limited enough for plausible alternatives to be traced. The question is how greater funding changes development within those limits.
Chapter · 6:49-8:04
Bounding the Royal Navy's 1900 research counterfactual
The scenario gives the Royal Navy research funding from 1900 while limiting how far its accumulating consequences can be projected.