I answered a FReeper a month or so ago who posed the same scenario. My answer still is no; not even SP as Veep under R. Because the order and balance of the Universe would be off kilter and wobbly if she accepted such an offer.
She has shown a realist's pragmatic understanding of how things are done.
Should she run again, she'll have established strong ties and an extensive network of support.
Her star hasn't dimmed. Not one bit. She'll be ready if and when fate should call.