What's the operational impact of reducing the F-35's performance specs?

The US Department of Defense has decided to lower some of the performance requirements for the Lockheed Martin F-35 Joint Strike Fighter (JSF), particularly with regard to transonic acceleration (with the Navy's C-model taking the hardest hit) and sustained g-forces, as was revealed in the Pentagon's Director of Operational Test and Evaluation (DOT&E) 2012 report. Based on the testimony of...