Originally Posted by
evo34
Good info. Definitely sacks are a great predictor relative to other metrics. That's what some people fail to realize about Kaepernick. His sack rate was historically high (only David Carr, 1st overall pick bust from 2002, had a higher rate). That, more than anything else, is what scared away most NFL teams. If possible, they want low-volatility mediocrity out of a backup.
It's a side note, but an important and often overlooked consideration when evaluating the quality and riskiness of any QB.