| ▲ | diarrhea 4 hours ago | |
> upgrade civilization to the next level Why? | ||
| ▲ | someonebaggy an hour ago | parent [-] | |
Civilisational levels are defined by orders of magnitude in energy use. | ||
| ▲ | diarrhea 4 hours ago | |
> upgrade civilization to the next level Why? | ||
| ▲ | someonebaggy an hour ago | parent [-] | |
Civilisational levels are defined by orders of magnitude in energy use. | ||