The purpose of the Tag Wiki is two-fold:
- So Users will know what a Tag is for
- So Users will know how to use a Tag
A Tag Wiki is Meta information. We should not try to sanitize them to just be wikis about the subject, they are wikis about the Tag which is a Meta object in and of itself.
Here's the official blog post on the subject, a relevant portion is:
Here’s a few words of advice on writing tag wiki excerpts:
- The excerpt is the elevator pitch for the tag
- Avoid generically defining the concept behind a tag, unless it is highly specialized.
- Concentrate on what a tag means to your community.
- Provide basic guidance on when to use the tag.