No redirect back to question after posting a comment
32142
Screen goes white when posting a comment
50595
Welcome back message suggests to upvote questions and answers even when questions are locked
67115
Error when commenting or answering on a site where you are not registered
110606
Can we get a comments only lock?
20845
Direct Link to a Comment
158881
Edited answer converted to a comment produces "no edit history found for this comment" message
32219
Asks a question; never responds to answers/comments
93675
Does page reload ever cause post?
125048
Why can't I comment on my deleted posts?
49430
"Add/show 1 other comment" bug strikes again
134595
Posted questions after last seen
63208
Making a Comment on a page without being on that page?
10022
Post your answer blocked due to closed question
77397
Questions are misaligned when I visit a question from a comment link
148524
Why does Stack Overflow prevent new users from commenting?
153754
How to add a link to answer / question or a comment that opens in new tab?
37704
No feedback when comment fails to post on Android 2.3.5