Anon, I always wonder why the 2 most promising technologies for the next decades rarely get mentioned:
>Hydrogen fuel cells
>Nuclear fusion
Why is it so? I know, fusion is decades away - in the interim we should stick to fission - but hydro cells could be used on any e-car today, without any of current battery problems. I

Why only meme techs get hyped anon? Or is there some downsides I'm not aware of?