You've just read an article about bioterrorism and concluded that human engineering of ecology is not only safe but obligatory? What if I told you that, if the

You've just read an article about bioterrorism and concluded that human engineering of ecology is not only safe but obligatory? What if I told you that, if there were ever a working and effective gene drive -- instead of just people self-promoting on the basis of such things -- that it could be used as much for evil as it could be used for good?