Bits and pieces about how this came to be...

Flexibility syndrome

• Here are some discussions which look like the first ones to mention this concept.
  

The first bug

• Is number 4 on the Apache Bugzilla system.
  

Cocoon digital archeology

• Some mail datamining by Stefanomazzocchi.
  

Flow - the vision

• Here's the first message from OvidiuPredescu about flow.
  

The Cocoon Wiki is born

• Here's the announcement by StevenNoels.
  

The Original Scheme Implementation of Flow

source

Scheme Implementation

...there's plenty of space here to add more interesting/anecdotical stuff, please do!