The angels are more picky about categories, yeah. So yes, they would take offence to being considered as demons. Despite being similiar enough to demons for the Demon Summoning Program to use.
Responsible use? Basically utilising the demons' powers for the benefit of society. Like construction or dangerous roles humans can't possibly do. Or providing power with their magic, like a demon power plant!
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Responsible use? Basically utilising the demons' powers for the benefit of society. Like construction or dangerous roles humans can't possibly do. Or providing power with their magic, like a demon power plant!