That tracks he supposes. Not many people seemed to know much about the Jedi in the future, considering there aren't many around. That is unless you're a Jedi yourself. AHEM.

"Yes, our Order," Obi-Wan confirms as he keeps going. "I've been with them for... just about as long as I can remember. Since I was three years old. We all grow up in the Order. I'm what you would call a Padawan, a Jedi Learner. He pauses to give a tug at his long braid. That's what that's for."