Weekly Patriots chat recap

Every Thursday on ESPNBoston.com, there is a weekly Patriots chat. Today's chat kicked off at noon, can be recapped here, and included the following topics:

1. Patriots vs. 49ers -- a possible Super Bowl preview?

2. What type of impact might 49ers receiver Randy Moss have on the game?

3. Patriots linebackers Jerod Mayo & Dont'a Hightower -- taking games to a higher level.

4. Open roster spot goes to ... ?

5. Should there be more concern about Wes Welker's dropped passes?

6. Reserves Brandon Deaderick and Trevor Scott stepping up on D.

7. Looking closer at the reasons for the success of the Patriots' running game.