Extracted from https://meta.stackexchange.com/questions/286248/encourage-active-users-to-edit-hot-questions-especially-titles
Edited by a new user after 10 hours. On Easter Sunday, admittedly, but it was also answered immediately. That answerer did edit, but didn't touch the title.
Up for 4 hours, 1 answer (accepted), edited by two moderators, no title edits
5 hours, three answers by regulars, no edits
3 hours, answered almost immediately, several comments, no edits
Capitalization, undescriptive, (and "need help")
9 hours old, edited 3 times for typos, but title not touched
8 hours, two answers (one accepted) one by a regular, no edits
5 hours, commented on by a mod, answered by a high-rep user, no edits
Undescriptive, possibly grammar
12 hours, two answers by regulars. Edited once by suggestion that didn't make it a whole lot better.
8 hours, edited twice for formatting, two early answers, one accepted
Only 3 hours, but comments and answer by two of the top site users. No edits.
Up for 6 hours, answered by half a dozen site regulars. Edited by one person to add a tag and remove "Thanks"
Edited 12 hours later by a low-rep user, lots of early answers, two by site regulars
Up for 5 hours, 3 answers, no edits.
Capitalization, possibly grammar
1 hour old, edited but only for formatting
Capitalization, somewhat undescriptive
5 hours, 4 answers, one tag edit
32 hours, 8 answers with scores of votes and commments. Edited once by a moderator, did not touch title.
4 hours, 5 upvotes on accepted answer. No edits.
Capitalization, grammar, undescriptive
5 hours, 2 upvoted answers by high-rep users. Edits only to MathJax.
More low-hanging fruit
6 hours, answered by a regular after an hour, lots of comments, no edits.
3 hours, very low views, but accepted answer from 70k rep user with 6 upvotes. No edits.
1 hour, upvoted answer by top user. (Very low views.) Edited once by OP.
30 hours, 7 answers with scores of votes and comments. Edited once by a top user, to add a tag.
5 hours, 2 answers, lots of upvotes. Edited only by OP.
Here's a handful more that I just captured without recording stats.