The emergency fix bumper cases that Apple said if will supply free of charge to anyone experiencing iPhone 4 antenna issues is expected to cost the cost $175 million. A tiny figure compared to the estimated $1.5 billion it could have cost Apple if they needed to recall the iPhone 4 worldwide.
The bumper case expense is an estimate that Apple is accounting for on its Q4 balance sheet and Apple said that it plans to expense the cost of the cases which will result in $175 million in deferred revenue for the quarter.
If your experiencing antenna problems you can get your free bumper fro Apple via these links: UK US
You can choose from one of six colours: white, black, blue, green, orange, or pink and it simple slips around the edge of your iPhone 4