They know it's rigged because they're the ones rigging the damn things
It's impossible for them to understand the idea that the Democrats might not also be desperately trying to counter-rig every election, and rather just have such a shit ton more voters outside the hostile voting environments that they still occasionally pull out a win now and then
Much more likely that no company wants to use it no matter how much it costs because it degrades. We use plastic as a packing material specifically because it doesn't degrade and lasts forever.