Despite the violent cursing of the test pilots, they largely managed to survive the endurance tests.
Some mech pilots failed.
Some mech pilots succeeded.
Ves recognized that the determining factor for success was genetic aptitude and willpower. Those whose minds adapted better to their mechs and possessed firmer wills tended to be more resilient against outside interference.
The polluting thoughts of the dwarves was like a virus. They only posed a serious threat to the mech pilots if their minds were brittle.
Unfortunately, many Vandal and Swordmaiden mech pilots didn't possess much promise in their genetic aptitudes. The rank-and-file mostly exhibited a lower-than-average genetic aptitude, so the vast majority of them couldn't rely on their piloting talent to withstand any intrusions in their man-machine connection.