As I understand it, fusion's radioactive contamination and waste is a lot shorter-lived than fission reactors', and there's no chance of a runaway meltdown reac

As I understand it, fusion's radioactive contamination and waste is a lot shorter-lived than fission reactors', and there's no chance of a runaway meltdown reaction (not that there's any chance of that with a modern fission reactor either... and fission reactors generate a tiny bit of waste in exchange for free unlimited energy...)