Here's the opening of that discussion:

  http://lists.squeakfoundation.org/pipermail/squeak-dev/2012-September/165845.html

On Thu, Nov 21, 2013 at 5:05 PM, Chris Muller <asqueaker at gmail.com> wrote:
> Back when Levente approached this, we had a detailed discussion about
> it.  I think we should all go back and read that before introducing a
> SystemAuthor class.
>
> Personally, I wouldn't mind just having
>
>    Smalltalk authorInitials  "answers a String"
>
> until we decide we need to support multiple concurrent Author objects
> with more than just name and initials..
>
> And this makes sense anyway -- Smalltalk's current #author.
>
> I struggle with having a whole class (SystemAuthor) when we cannot
> take proper advantage of it and only really need one String field at
> this time, not a heavy-weight, value-holder singleton.
>
> On Thu, Nov 21, 2013 at 4:33 PM, Frank Shearar <frank.shearar at gmail.com> wrote:
>> On 21 November 2013 21:20,  <commits at source.squeak.org> wrote:
>>> Frank Shearar uploaded a new version of MonticelloConfigurations to project The Trunk:
>>> http://source.squeak.org/trunk/MonticelloConfigurations-fbs.118.mcz
>>>
>>> ==================== Summary ====================
>>>
>>> Name: MonticelloConfigurations-fbs.118
>>> Author: fbs
>>> Time: 21 November 2013, 9:20:19.085 pm
>>> UUID: aaba44a1-8cfd-4147-8d94-69d5fc5ac571
>>> Ancestors: MonticelloConfigurations-cmm.117
>>>
>>> Move the #upgradeIsMerge preference to MCConfiguration.
>>>
>>> =============== Diff against MonticelloConfigurations-cmm.117 ===============
>>
>> Just by the way, MonticelloConfigurations depends on System for one
>> thing only now: Utilities' author stuff. I'm knocking up a completely
>> lame minimal mimic-existing-stuff SystemAuthor that I will hopefully
>> finish tomorrow. I plan to sever this dependency, and then remove all
>> the references to Utilities authorName/Initials with SystemAuthor
>> current, and then we can think about any other stuff we might do with
>> this.
>>
>> frank
>>