Pessimistic assumption: Plans which depend on Transfiguring antimatter will only qualify as valid if they contain an experimental test of the ability to Transfigure antimatter, together with a backup plan which is among the best available in case it is not possible to Transfigure antimatter.
Pessimistic assumption: Plans which depend on Transfiguring antimatter will only qualify as valid if they contain an experimental test of the ability to Transfigure antimatter, together with a backup plan which is among the best available in case it is not possible to Transfigure antimatter.