EffectiveLithium recycling and cells that use a solid electrolyte would be revolutionary.

Green Ammonia would be a better source of hydrogen than hydrogen itself, and it would work within our existing fossil fuel infrastructure with some adaptation. It's very true that it's toxic to human beings, but gas isn't great either in that regard.

If they have a means of drilling down deep enough it makes me think we should make a lead lined enclosure that deep and just put our nuclear waste in there from our reactors.

Man-made geothermal deep enough down that it's contained and doesn't need active Cooling or storage facilities above ground.