Marcel Taeumel uploaded a new version of System to project The Trunk:
http://source.squeak.org/trunk/System-mt.1169.mcz

==================== Summary ====================

Name: System-mt.1169
Author: mt
Time: 17 August 2020, 12:54:05.667289 pm
UUID: dfd26c6f-79f7-f146-95c1-78751d5f8f13
Ancestors: System-eem.1168

Clarify implementation of method timestamps.

Note that #hhmm24 cannot be used here, because it has no colon separator.

=============== Diff against System-eem.1168 ===============

Item was changed:
  ----- Method: Utilities class>>changeStamp (in category 'identification') -----
  changeStamp 
  	"Answer a string to be pasted into source code to mark who changed it and when."
  	^ self authorInitials , ' ' , Date today mmddyyyy, ' ',
+ 		(String streamContents: [:s | Time now print24: true showSeconds: false on: s])!
- 		((String streamContents: [:s | Time now print24: true on: s]) copyFrom: 1 to: 5)!