Jansen's bat is hot right now, and the Jays are struggling in that department, but why isn't he ready to go back to the big club? Well, defensively, the catching position is baseball's most grueling task. A catcher has a lot to handle mentally and physically when calling a game, and no number of drills can prepare you for it.
He also explained that after a month without catching in a game, it was pretty much what he anticipated when he got back there. The pace was a bit faster than he remembered. he said, "I'll take today's experience, learn from it, and focus on improving moving forward."