It was an experiment from the summer of 2000. It was where expandable 
hierarchical directory lists were added. It also added some features 
that were wanted in EToys at the time. Some time later, some of its 
features were rolled back into FileList.


Change Set:        multiProjects4
Date:            16 June 2000
Author:            Bob Arning

- introducing some FileList variants using hierarchical lists. The main 
reason is to create some simplified file locators for loading projects, 
but you may want to use this in other circumstances as well.


On 10/4/17 7:48 PM, H. Hirzel wrote:
> Noteworthy that FileList2 has a class comment from 2003.
> http://wiki.squeak.org/squeak/2379
>
> But it seems FileList2 goes back at least to version 3.0 (screen
> shot). It seems it was introduced as an experiment for extending
> FileList and then later was never fully integrated.

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