Plus they must be first made of silicon and rare metals and then deconstructed, both in a very toxic and energy consuming processes. Nuclear waste on the other

Plus they must be first made of silicon and rare metals and then deconstructed, both in a very toxic and energy consuming processes. Nuclear waste on the other hand is not only coming form nuclear plants but also from medicine, industry (mostly food disinfection) and science -- shutting down all nuclear plants won't make this issue disappear.