Exchanges involving San Francisco 49ers safety Craig Dahl and his former St. Louis Rams teammates became the main event in NFC West smack talk over the past week.Brandon Browner vs. Jim Harbaugh deserves a spot on the undercard. I offered initial thoughts during the NFC West chat Thursday in response to a question about whether Browner, the Seattle Seahawks' right cornerback, had "stepped over the line" by suggesting he'd put his hands around the neck of the 49ers' head coach if the two lined up against one another as players.