[ExI] addiction

[William Flynn Wallace]

On Wed, Mar 16, 2016 at 12:17 PM, John Clark <johnkclark at gmail.com> wrote:

> On Tue, Mar 15, 2016  PM, Kelly Anderson <kellycoinguy at gmail.com> wrote:
>
> ​> ​
>> Why did addiction evolve?
>
>
> ​
> It couldn't fail to evolve because positive feedback loops exist and are
> more common than negative feedback loops needed to control them. That's why
> most mutations are harmful and why evolution moves so slowly.
>
>  John K Clark
>
> ​I am thinking of all the thousands of things the body does to maintain
homeostasis, and all of them that I know of involve negative feedback
loops.  So I am wondering about your comment that positive ones are more
common.  Positive ones would lead us away from homeostasis into unstable
equilibriums (equilibria?).

bill w​


>
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