It's appositival, if it's there. And it doesn't have to be there. And it's really obvious that it's there when it's there.
I am not a sort of person who wants to run a company.
An initial underscore already conveys strong feelings of magicalness to a C programmer.
We are so Post-Modern that we don't realize how Post-Modern we are anymore.
I note that the Python folks still think they like JPython. I wonder how long that will last?
There ain't nothin' in this world that's worth being a snot over.