If you don't, someone else will. Why risk permanent climate damage from an unlimited heat source I.e. Fusion? Why risk severe overpopulation due to immortalit

If you don't, someone else will. Why risk permanent climate damage from an unlimited heat source I.e. Fusion? Why risk severe overpopulation due to immortality? There are many shades of gray between machine learning and sky net. There is a lot for civilization to gain in between.