Apple has confirmed that the iPhone 4S will be available unlocked and contract-free starting in November, 2011. According to the online Apple Store, 16GB models will be priced at $649, with 32GB at $749 and 64GB at $849. However, in a somewhat confusing note on the page, Apple’s text says that “the unlocked iPhone 4 or iPhone 4S will not work with CDMA-based carriers such as Verizon Wireless or Sprint.” It’s unclear at this…