Weekly Patriots chat recap

Every Thursday on ESPNBoston.com, there is a Patriots chat in the early afternoon. Today's chat can be recapped here and included some of the following topics:

1. Picking some X-factors in the Patriots-Texans playoff game.

2. Getting a feel for the Patriots' playoff approach behind the scenes.

3. A full Gronk or a half Gronk?

4. Why Texans RB Arian Foster is the key for the Patriots' defense.

5. Steve Grogan and the neck roll.

6. Bulletin-board material and its impact on the game.