Questions tagged [experiments]
Use for posts about official experiments.
23 questions
17
votes
2
answers
433
views
Add a comment is not working for answers
"Add a comment" is not working for answer posts when Enable Experiments is turned on.
I'm using Chrome for Mac. I have deleted the stackoverflow.com data in Chrome, signed in again, and ...
- 39.3k
-318
votes
22
answers
12k
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New comment UI experiment graduation
Update September 22nd, 2025
Wanted to offer an update on a few different things we have completed, are in progress to be completed, or planned before the complete depreciation of the old UI:
Adding ...
- 101
44
votes
1
answer
334
views
Comments design change: Please add back clickable timestamp
I noticed my comments UI changed and now the timestamp isn't clickable. It used to be a link to the comment. The equivalent thing is now to click the dropdown menu and click "Copy link" then ...
- 33.6k
5
votes
0
answers
335
views
User ID 0 commented on a post
Look at this comment. The link: https://stackoverflow.com/users/0/user17896109. How did a user with the ID of 0 comment on a post?
Is this a bug with the Comment UI Experiment?
Experiments have to be ...
- 133
11
votes
6
answers
900
views
Comments update: flag modal changes
As the experiment with lowering reputation for commenting continues, we’re updating the comment flag modal to include a spam flag. This will come with the automated deletion threshold as it does for ...
- 101
11
votes
3
answers
886
views
Coding Challenges will continue to supersede the Discussions space
As noted in this post, Coding Challenges will, for now, continue to use the functionality first built for Discussions. The longer-term plans for Challenges are still taking shape, and any questions ...
- 101
7
votes
1
answer
175
views
Should free votes from the free vote experiment contribute towards gold tag badges?
My understanding is that the implementation of free votes is such that any of the effects of normal (privileged) up/down-votes will apply, unless the dev team explicitly changes the logic to make that ...
starballMod
- 58.7k
56
votes
8
answers
99k
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Updated design for the new live activity panel experiment
Update August 7th, 2025: The experiment described below is being rolled out today. Please let us know if you run into any issues!
In case you did not see, we recently announced an experiment in ...
- 321
-115
votes
11
answers
6k
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Further Experimentation with Comment Reputation Requirements
As we continue to explore ways to enhance engagement and lower barriers to participation within our comment system, we are now moving to a significant phase: testing a lower reputation requirement for ...
- 101
-52
votes
12
answers
2k
views
Developments in our experiment to add a live activity panel to the site
Update June 30th, 2025: A new design is available to view on this update post which removes user avatars from the sidebar design.
Back in May, we shared an experiment to add a live activity panel to ...
- 321
49
votes
14
answers
4k
views
Stack Overflow Experiment: Safely expanding voting access
Update on September 15, 2025:
The Free Votes experiment has now been rolled out to 100% of eligible users on Stack Overflow.
Update on Tuesday September 9, 2025:
Free votes have begun to roll out to a ...
- 101
12
votes
0
answers
119
views
Degraded date display in comments experiment -- why? [duplicate]
In the current comments experiment, why are older dates displayed uniformly as "over a year ago"?
Noticed it reading this answer:
https://stackoverflow.com/a/67260205
Comments are not part ...
- 8,908
140
votes
0
answers
1k
views
Stack Exchange, please stop torturing users with the comment experiment
On May 12th, Stack Exchange Inc. announced they are experimenting with new comment UI features on Stack Overflow.
Regardless of the merits of conducting this experiment at full site scale (it has been ...
- 137k
28
votes
1
answer
725
views
Where is the meta post announcing the "Community Activity" experiment as featured in the "A new era" blog post?
The new blog post "A new era of Stack Overflow", besides declaring all sorts of changes to vision, mission & more, announces a new feature called "Community Activity". However, ...
- 10.1k
-55
votes
9
answers
1k
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Experimenting with Threaded Replies
Following our initial experiments on comments UI and reputation changes, we have launched the next phase of our comment experiments on Stack Overflow: Threaded replies. This feature has been requested ...
- 101