Eight Titans Takeaways from Preseason

Here are several things that I learned from the preseason action.1. Marcus Mariota is going to be very, very good.

Mariota has been fantastic so far. Anyone that tells you otherwise is wrong. Marcus has shown a great understanding for Whisenhunt's notoriously complex playbook. He's been comfortable from day one. If he's this far along already, imagine where he will be in three years.

2. The offensive line is still a big problem.

The new combination of Lewan, Bell, Schwenke, Warmack, Poutasi was a definite improvement. The game against the Rams was a sign of encouragement, but they failed to back it up the next week. I'm not sure that they can consistently run the ball, which will be a big…