Why was it expected that Philip Rivers would sign a mega-contract extension prior to the start of the season?

Rivers was the other shoe to drop after the Eli Manning extension in New York. With the market set the past year and quarterbacks such as David Garrard, Tony Romo, Aaron Rodgers and Matt Cassel receiving guaranteed money in the $20-million range, with APY(average per year) in the $10-million range, the stage was set for these two to do their deals. As the Chargers and Giants noted, there was not going to be much in the way of new comparables over the season to in...

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