Then it won’t be the same mental battle, which means it won’t be the same physical battle. Edit to add: you also need a lot more than multi axis simulators for

Then it won’t be the same mental battle, which means it won’t be the same physical battle. Edit to add: you also need a lot more than multi axis simulators for acceleration. A centrifuge providing multiple Gs, for example, is a very different feeling from from being tilted backwards in a simulator.