Some requested enhancements for the main list-of-threads page:
Hierarchical / nested threads (like for posts), especially if collapsible, would help ease navigation on the main page as the number of threads gets large.
It would be nice to return to the same sort order if you enter a thread then leave it by clicking the class name at the top of the page.
With a "Last updated by" name, it would be easier to identify at a glance whether something new has been added since you last checked (i.e. posted in) a thread.
Some requested enhancements for the main list-of-threads page: