Apple's Gratis Bumpers: Case Closed?

At a hastily called press conference on Friday, Apple chairman and CEO Steve Jobs offered free cases to all iPhone 4 users to make amends for widespread complaints about the design of the smartphone's antenna, which causes it to lose signal strength when the phone is held a certain way without a case. Users who have already bought Apple's cases, called "Bumpers," will get the $30 price refunded.HYNIX SEMICONDUCTOR INFOSYS TECHNOLOGIES INTERNATIONAL BUSINESS MACHINES INVENTEC