Quote Originally Posted by Kraco View Post
Now we are left wondering what Kumoko is in that 15 years in the future world. Considering her speed of progress, you'd think she would be at least as powerful as that demon lord, who obviously is also some kind of spider creature.

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Isn't that the answer already? "Also"? Think closer. That demon lord even used threads like ... spider threads. Kumoko evolving for 15 years and going the demon lord route? I have no doubt she'd end up looking human, that's how it goes, see the lizard girl in Slime Tensei that evolved into a human.