Subject: Re: Apple cuts $50 off price for replacment phone batteries, sheepishly offers apology
In article <p2684j$1kl3$1@gioia.aioe.org>, Ken Hart<kwhart1@frontier.com> wrote:
> > Something about "two wrongs" comes up.
> > I presume they do the tests on this? So, what is the average battery
> > lifespan, what is the decline in output based on use/time and why not
> > just publish those figures so people would have a reasonable idea of how
> > long the performance they paid for will work to 100%?
> >
> To an engineer who understands charts and graphs, that might make sense.
> But the average customer does not understand. They also don't understand
> that "average" means some will perform better and some will perform worse.
>
> The performance of a battery decreases starting from the day it was
> manufactured.
yep.
also, end users don't understand power management, performance versus
efficiency tradeoffs, maximizing battery life, internal resistance,
voltage drops under load and much more, nor do they need to.