A good reason to remove inactive modules: drupal_system_listing(). In some recent on a Drupal 7 site, I kept noticing errors when running database updates via drush, which looked something like this:

I'm happy to finally get around to setting up this site on D8. If you are looking for the old Drupal search, or the drush commands list, they can still be accessed here: 

Also, don't miss my Star Trek timeline, which just came about when I was fooling around with timeline.js.