On mobile site; provide error message for comments that are too long
15157
Add comment length counter on the mobile site
127922
Why not allow shorter comments?
53666
Make it possible to retract comment flags
20441
Is there a way to edit or delete and reenter comments once they're posted?
45799
Right way to handle obsolete comments when some of them are mine?
133560
Omit comment replies from the minimum character limit check
129908
Allow flagging own comments
51469
Allow converting comments to answers
139448
Truncated Comment Preview
118444
Please ditch the five-minute window on comment editing
74354
Indication required for up voted comment in Android app
14309
Collapse comments on old questions
114102
How to make HTML code inactive with comments
133049
Way to convert an answer to a comment?
149870
URL not handled correctly in Comments
128353
How to flag comments as spam?
24179
Comment posting issue