User blog comment:Damous/Why Bioware has NOT betrayed us/@comment-4888821-20120316102049/@comment-121.167.82.241-20120317122351

It is quite possible that, for a species as advanced as the catalyst obviously is, it can 'read' minds. Perhaps scan neural activity? It could determine that the kid was heavily traumatizing for him and an indication of the cost of this war.