Remember last week, when it was first reported that the 49ers and quarterback Brock Purdy had agreed to a five-year, $265 million contract? On the heels of that news, there was a loud and angry chorus from near and far,

Brock Purdy said the 49ers’ recent wave of contract extensions for himself, George Kittle and Fred Warner have helped efforts to build chemistry on a radically revised roster.

Even though the San Francisco 49ers lost several key contributors this offseason, Brock Purdy is keeping a positive attitude.