You are right, my usage of the term static does not go back to a well defined notion, I used it for brevity. What I meant is to make a distinction between entit

You are right, my usage of the term static does not go back to a well defined notion, I used it for brevity. What I meant is to make a distinction between entities describing the (runtime) system's state (classes, methods) vs. the entities used in the system's execution (stack frames, message sends).