$TITLE, basically. Right-clicking on them does nothing anymore (once Bug 470847 is fixed, of course; until then, right-clicking crashes Plasma).
A possibly relevant merge request was started @ https://invent.kde.org/plasma/plasma-pa/-/merge_requests/183
Git commit 0c8010834ee719124bf4794e221c35e335b715c3 by Ismael Asensio. Committed on 12/06/2023 at 18:16. Pushed by iasensio into branch 'master'. applet: Replace usages of plasmoid.rootItem This reference no longer works with the new Plasmoid API so their usages on list items were failing FIXED-IN: 6 M +9 -9 applet/contents/ui/ListItemBase.qml https://invent.kde.org/plasma/plasma-pa/-/commit/0c8010834ee719124bf4794e221c35e335b715c3