[Zope] mod_pcgi2 version 2.0.1

[Pieter Biemond prive]

Hi,

Does mod_pcgi2 support some kind of multi-threading? 
(some people say it doesn't, e.g. 
http://www.my-zope.org/HowtosRating/20020317002924)

When should one use Apache ProxyPass, and when mod_pcgi2?

Pieter Biemond