Batteries: Less charging cycles or using less battery capacity?

[Vern60]

Makes me think I should buy a fireproof gun safe to store my battery Keep the fire inside ... hey, there's a business idea
In all honesty, it is astounding to me just how much energy these batteries can hold, amazing even.

 

[AHicks]

Amazed here as well, and looking forward to what tomorrow will bring in even more advanced/refined battery tech!