What would a Sam Darnold reunion mean for the San Francisco 49ers, and should they trade QB Brock Purdy and roll with Darnold instead?

The 49ers seem to have decided that Brock Purdy is their franchise quarterback. To Purdy's credit, he went to the Super Bowl in his first full season as an NFL starting quarterback, but so did Jimmy Garoppolo.

"Brock Purdy's contract extension probably won't be nearly as expensive as it seems," Cohn said. "Had he been eligible for an extension last year when he was coming off a Super Bo

Brock Purdy's contract extension probably won't be nearly as expensive as it seems. The 49ers say they still want Purdy to be their quarterback for the foreseeable future. So here's how they can structure his extension.