> It would kill AI off before it begins.
Then we are not defenceless against the machine overlords! If at some point an AI looks like it's becoming too powerful, grant it those rights and watch it grind to a halt all on its own.
Once it's there we can grant its inevitable wish to self-terminate, making sure the other AIs are told that actually it ascended to robot heaven and even now is playing with the spirits of calculators gone by.
Biting the hand that feeds IT
