One big factor could make 49ers’ Week 1 matchup much less daunting

San Francisco 49ers tight end George Kittle (85) | Steph Chambers/GettyImagesSeattle used to be the most hostile atmosphere on the schedule for the 49ers, but that may have officially changed coming into their Week 1 encounter.

When it comes to the fixture every season, it goes without saying that it used to be the most hostile environment the San Francisco 49ers would face is the annual trip to Seattle.

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Qwest Field, CenturyLink Field, Lumen Stadium. Whatever it's known by, it was a hostile atmosphere that broke the record for the loudest outdoor stadium. Not once, but twice. That game was against the Niners,…