The typical rebuttal is that a sufficiently smart AI will convince humans that it needs more connectivity to do its job better, and then subsequently bootstraps

The typical rebuttal is that a sufficiently smart AI will convince humans that it needs more connectivity to do its job better, and then subsequently bootstraps all the power it needs by taking over the world's devices. Fortunately, this is a still a hypothetical, premised on the AI being as socially cunning as the best humans. Watson may know more facts than anyone, but it certainly isn't a mover-and-shaker.