I understand and agree, but the use-case is a bit skewed since that's not even true for a bare "naked" battery or cell. They all self-discharge [1], some chemi

I understand and agree, but the use-case is a bit skewed since that's not even true for a bare "naked" battery or cell. They all self-discharge [1], some chemistries more than others of course but phone batteries certainly do. [1]: https://en.wikipedia.org/wiki/Self-discharge https://en.wikipedia.org/wiki/Self-discharge