Well, actually we know that.. It's called engineering.. And no, we can't guarantee that it will work for 10k years as there is too many things that could go wro

Well, actually we know that.. It's called engineering.. And no, we can't guarantee that it will work for 10k years as there is too many things that could go wrong, but we can, based on our current knowledge predict that it should last that long based on all we know about engineering and science.