It's more likely about the scientists cracking the human genome in recent years and trying to genetically engineer a better race of human by eliminating and eradicating disease and inferior human genes. The song is explaining that this is trespassing on nature's way of dealing with human evolution... and trespassing by trying to play "god" when it comes to things that humans really shouldn't be tampering with because of the dangers involved.
It's more likely about the scientists cracking the human genome in recent years and trying to genetically engineer a better race of human by eliminating and eradicating disease and inferior human genes. The song is explaining that this is trespassing on nature's way of dealing with human evolution... and trespassing by trying to play "god" when it comes to things that humans really shouldn't be tampering with because of the dangers involved.