The latter two still had institutional memory of the Fall and its horrors - and in the Triarii's case, perpetrating those horrors. Ultimately Varus bears much responsibility for deploying preFall weapons and revealing the cache's existence to the indomitable Alexei 'Rex.'

But an underdiscussed figure in these events is Euphemia Glaber - elevated from novice to Deputy Chief alongside her mentor, T. Lepidus; then placed by Alexei into L. Varus' old job of Inquisitor. She made extensive use of cyberneses when those procedures were still quite dangerous.