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but wouldnt they think that we are only a problem. all we do is to make wars with each another?

we are not all problems, but we are damaging our environment and each other a lot. so they might think that

Personally i am against AI or at least experiments that lead to make AI self aware machines

I think it is worth the risk, there is so much benefit for Human, of course every technology has its dark side too

like the nuclear power. On one side it can destroy thousands of lifes but on second side it can produce MW of energy

Exactly