I want to exclude from my search all the results that would normally come up from searching with
user:me. I see from this question: Exclude specific words in stackoverflow search that there is no "NOT" operator for searches.
However since there is a "is accepted" and a "not accepted", I think a "not user" option would make perfect sense?
Example of use expected use:
It would be added in combination with other filters when searching through a specific tag or topic in order to filter out questions that the user has already answered. Especially in cases where a user is very active in that tag.