In communities where we participated heavily, but didn't run the community ourselves, we used to build tooling that would go post by post and pull out some of this data and record date-time and poster of different posts and threads to track how people would post over time.
Composer design ideas
enhancement for mobile layout so this kind of stuff doesnt happen
what do you think?
Looks good, another improvement would be to make the composer a regular element in the body instead of static positioned div overlayed on top of everything else on mobile.