Solving Problems in Technical Communication

Presume, at first. a formal context for technical writing. For this first posting. I'd like you to consider this very notion of form in the context of function. Is, for example, an article in Wikipedia a form of technical communication? What about the play-by-play of a baseball game. or the commentary during Olympic figure skating competition? Is teaching a form of technical communication?
For this first posting, push the boundaries of technical communication and engage your classmates in a friendly debate. What is technical communication?