A recent question uses theory tag that has no meaningful relation to it.
Currently, there are 6 questions about this tag and
One of the questions is duplicate and the dupe doesn't have this tag. This makes a total of 4 questions about this tag.
More importantly, this tag has no tag info and tag wiki.
- Do we need this tag?
Interestingly this tag created on Dec 4 '19 at 2:05