You wrote: "I wonder what would happen if there's a software error and you sped up and couldn't stop?" Undoubtedly, there will be. Seriously. Murphy's Law. Or an error and the thing just takes off by itself.

Excellent comments on the probublica.org article submitted by TFT. It's all, unfortunately, very true.

15 years may not be overnight in getting rid nuclear waste ... but it's pretty close. Especially when the alternative is a 1/2 million years. Blink of an eye, by comparison.

Please do us all a favor and do not submit any more articles like the AP one on the VOLT. It had more misinformation packed into less lines than any other article I have read on this site.