Ideas for Tape Review?

As we head into the film review later this week, I'd love some suggestions for what I should look at regarding last Sunday's game against the Falcons. I was planning on focusing on the secondary, but there are other options too, like "What the heck is going on with Curtis Painter?" Or, how was the offensive line with Castonzo and Diem back? Or a play by play look at Donald Brown's play in his first time as the primary back in 2011. There's several options, so feel free to comment with your opinions. Thanks, and Go Colts!