After having read the book Sapiens, I finally understood how a thriving human population happened basically at the cost of millions of other species that went e

After having read the book Sapiens, I finally understood how a thriving human population happened basically at the cost of millions of other species that went exctinct. So the philosophical question I see here is whether an extinct humanity which would let other species live and thrive, would be a good or bad thing. Not that I have an answer. But I find it worthwile to question the paradigm of human reproduction for the sake of human reproduction.