Battery charge limiting

[Warner Losh]

Mac OS doesen't do this for batteries "sealed" into the case, so I too have my doubts about these assertions.  Does anybody have any studies with hard data to back up this conventional wisdom?

Warner

On Oct 19, 2011, at 11:34 AM, Jim Pazarena wrote:

> Kevin Oberman wrote, On 2011-10-19 8:49 AM:
>> On Wed, Oct 19, 2011 at 6:13 AM, Dmitry Kolosov<onyx at z-up.ru>  wrote:
>>> Now the question is: how to discover EC/battery controller capabilities of
>>> such functions as holding battery about X% of full charge.
>> 
>> Or to find the EC magic to turn off charging and create a daemon that
>> monitors charge level nd turns charging off at about 80% and back on
>> if it drops below 75%.
> 
> renowned Tech Guy "Leo Laporte" and security expert "Steve Gibson"
> had a discussion regarding lithium ion batteries, and Steve's findings
> contradict these comments.
> 
> I captured their podcast, and created a wav file (48Mb download) which
> is available at ftp://ftp.haidagwaii.net/wav/
> specifically at:
> ftp://ftp.haidagwaii.net/wav/lithium_ion_batteries_care-and-maintenance48Mb.wav
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