The nature of war has changed.
In the past life, before the outbreak of total war, Lille never thought about this issue—
In fact, as someone outside the military organization, few people considered this issue, because nobody would deliberately think of the most lethal weapons of humanity as a routine means of warfare.
At the beginning of a war, it's usually small-scale armed conflicts, border frictions… things seemingly irrelevant to oneself.
After all, organizations with such weapons are few; no one would provoke them from the start.
So the main reason is that before the heavens were pierced, no one knew what the world would be like after that.
However, the Cyberpunk World is different: nuclear bombs have been used here many times as an ultimate option.
In the Second Corporate War, the Su Federation flattened the Middle East; Lille had never been there, but in memory, the world's description of it was: