The Green Bay Packers and San Francisco 49ers have met so often of late that they're becoming like division rivals.Sunday's NFC wild-card playoff game at Lambeau Field will be the fourth meeting between the two teams in the past 17 months. They played in Week 1 of the 2012 season and again in the divisional round of the playoffs that season. They opened the 2013 season against each other again.The 49ers won all three games.ESPN.com 49ers reporter Bill Williamson and Packers reporter Rob Demovsky discuss what, if anything, might be different this time around.