On Fri, 16 Mar 2007 13:13:28 -0400, Adrienne Smith <[log in to unmask]>  
wrote:

  I also like extremely
> hot
> spices and curries and he finds dishes I do not consider hot at all to  
> be very
> hot -- his face turns red, he tears up -- weird.  I read something about  
> some
> people being super-tasters -- maybe that explains why some find  
> unsweetened
> chocolate inedible and others do not.
>
>

Could it be the high mineral content in paleo quality foods that makes  
them so bitter?
Compare Bing cherries with chokecherries (AKA wild cherries).

Maybe some are more or less mineral deficient, that could explain the  
reaction.

William