I am curious, is there a specific use-case you have in mind for this (eg. a specific beta feature)?

Change #1022496 had a related patch set uploaded (by XtexChooser; author: XtexChooser):

[mediawiki/core@master] Add support for user-groups-based conditional options filter

https://gerrit.wikimedia.org/r/1022496

In T290595#9690130, @Amire80 wrote:

Which problem does this solve? I can more or less guess some, but it needs a clearer definition.

Which problem does this solve? I can more or less guess some, but it needs a clearer definition.

Phab tidy up - we don't plan to work on this.

We did everything we wanted to get done here.

Change 1010924 merged by jenkins-bot:

[mediawiki/skins/MinervaNeue@master] Fix alignment of icons on Special:Preferences

https://gerrit.wikimedia.org/r/1010924

Change 1010924 had a related patch set uploaded (by Esanders; author: Esanders):

[mediawiki/skins/MinervaNeue@master] Fix alignment of icons on Special:Preferences

https://gerrit.wikimedia.org/r/1010924

Change 896445 abandoned by Samtar:

[mediawiki/core@master] special.preferences.ooui/nav.js: Allow linking to `ooui-php-` elements

Reason:

https://gerrit.wikimedia.org/r/896445

Change 958998 abandoned by Sergio Gimeno:

[mediawiki/core@master] Add table user_property_default

Reason:

Not relevant, solved using conditional defaults, see T321527

https://gerrit.wikimedia.org/r/958998

Any new info? Can I contribute with code somewhere?

Also seeing this on https://en.wikipedia.beta.wmflabs.org/wiki/Main_Page - when I select large and wide and reload the page it hasn't persisted:

Change 995028 merged by jenkins-bot:

[mediawiki/core@master] userOptions: Add support for --delete-defaults

https://gerrit.wikimedia.org/r/995028