-> > It might be interesting to learn if this insensitivity is permanent -> >or if it wears off after a period of disuse. But it may be wrong to ask -> >Chile-Heads about that as they would never experince a period of disuse. -> > <bwg> -> I've always referred to it as a resistance, as in any type of resistance to -> a biologically active substance. Most any type of chemical that has the x The drug term is "tolerance", and that seems to me to be the most accurate analogy. Just as users of some drugs develop increased tolerance and need more as time goes by for the same effect, we need more cap over time to get the same burn. x Keep on rockin', Rain @@@@ \\\\\