Yes, it simply does not have a rigorous, scientific definition as yet.
>I think these are very good questions, moving in the borderland
>between thermodynamics and complexity theory. But I think we need a
>better definition of what we are talking about before proceeding.
Such as including conciousness.
>> 2. What conditions lead the same particles set to have extropic or
>> extropic behaviour?
The application of intelligent, directed behavior.
>> 3. What conditions would reverse the extropic/entropic state of a set
>> of particles (including aglomerate objects)?
Ditto.
>> 4. What were the extropic conditions that have generated life on
>> Earth ?
None. No intelligence was involved.
>-----------------------------------------------------------------------
>Anders Sandberg Towards Ascension!
Forrest