Now that a consensus is that there shouldn't be any closure of questions that are marked general reference, please nominate your favorite questions for re-open.
If you have sufficient privileges, just cast a re-open vote, otherwise, feel free to post here. Also, if you feel the question needs to have a case made for it, please feel free to post the question here.
You can find a list of all GR questions here, note that some of them may have already been reopened.