Grant Cohn (Iggy) just posted a blog on Comcast SportsNetBayArea explaining why he doesn’t believe the 49ers can sign either Jon Gruden or Jim Harbaugh as their head coach. He especially doesn’t believe it’s possible if the Niners make Treent Baalke their permanent general manager, and there is a body of belief that’s exactly what they’ll do. Michael Lombardi has been saying Baalke is the GM for days. To read Iggy’s commentary click here.