Conversation so far:
What was Y. A. Tittle's profile and playing style?
Y. A. Tittle threw the ball from a sidearm, almost underhand position.
Was Y.A. Tittle the only person to throw the ball from a sidearm?
Y. A. Tittle threw the ball from a sidearm, something novel at those times, though it was common practice in earlier decades.

Question: Are there any other interesting aspects about this article?
Self-contained rewrite: Are there any other interesting aspects about Y. A. Tittle's profile and playing style?