Verdandi wrote:
wavefreak58 wrote:
I'm not thinking that profound autism is a "ancient brain" thing. But some autistic traits are not necessarily maladaptive in certain contexts. At least part of my difficulties with focus and sensory issues would not be issues at all in a culture where task switching and media saturation are not major components of daily life.
I didn't mean profound autism.
I just can't take this seriously, though. I know how these ideas started and they were all about metaphor:
http://en.wikipedia.org/wiki/Hunter_vs._farmer_theory
I'm not trying to invoke the whole "autism is great any time but now" delusion. I'm just wondering if the traits that form autism have always been around. In their milder forms they might offer some advantages in certain situations - enough so that the genetics underlying the traits aren't selected against. In it's more severe forms, I can't see any circumstance where it would be advantageous.
I have difficulty believing that autism suddenly appeared in the last century. It is plausible that something environmental has exacerbated its expression, but it seems likely that the genetics of it has been around much longer. If this is the case, then it must be at least not detrimental in enough cases to prevent its elimination from the gene pool.
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