Around the NFC West: July 9, 2013The Seattle Seahawks' plans to attempt a crowd-noise record during a Week 2 game against the San Francisco 49ers prompted a good question during Matt Maiocco's latest chat for CSNBayArea.apostolos49 wanted to know if the 49ers were building into their new stadium features to enhance the noise factor, a tack Seattle took in building its current stadium more than a decade ago.The word from Maiocco: no."In the 49ers' open-air design," Maiocco explained, "most of that noise will be escaping into the heavens.