Yeah, the checks are all saved, but it's not working for some reason. :\
Before uninstalling I had quick replies disabled, for some reasons the check on super ignore wasn't saving when QR was unchecked. So when I uninstalled/installed I left it enabled and just checked hiding posts quoting ignored posters.
It refreshes its internal version of your ignore list every hour, so could that be the issue?
Hmm, can you do something for me? Can you:
1. Go into the Options page
2. Hit Ctrl+Shift+J
3. Go to the Resources tab
4. Open the Local Storage entry on the left side
5. Click into the line that starts with chrome-extension://...
6. See what's there?
Here's what it should look like after a fresh install:

Here's what it should look like with both options checked and someone on your ignore list:
