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- 02:49, 22 March 2018 diff hist -64 User:Hegemonex/Kardashev scale https://futurism.com/the-kardashev-scale-of-civilization-types/
- 02:48, 22 March 2018 diff hist +63 User:Hegemonex/Kardashev scale
- 02:43, 22 March 2018 diff hist +3,386 N User:Hegemonex/Kardashev scale A Brief Explanation of the Kardashev Scale