Christoph Thiede uploaded a new version of Traits to project The Inbox:
http://source.squeak.org/inbox/Traits-ct.314.mcz

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

Name: Traits-ct.314
Author: ct
Time: 29 September 2022, 11:09:50.441693 am
UUID: 2179a6d5-e151-9345-baef-68861772fde5
Ancestors: Traits-eem.313

Overrides #isUniClass on TraitDescription analogously to Object class isUniClass since there is no common superclass for all traits. Otherwise, MyTrait1 isUniClass will answer true incorrectly, so you cannot even browse its methods in a message set.

=============== Diff against Traits-eem.313 ===============

Item was added:
+ ----- Method: TraitDescription>>isUniClass (in category 'testing') -----
+ isUniClass
+ 
+ 	^ false!