Apple may finally release an unlocked iPhone 4 this week  Apple
may be planning to offer an unlocked iPhone 4 in the U.S. this
Wednesday, giving consumers the freedom to buy the iPhone at
full price to use on whatever carrier they choose.  The
information comes from the iPhone hacker Chronic Wire, who
earlier said over the weekend that Apple would launch its new
MacBook Air lineup on Wednesday. Now the hacker is saying that
his original source mixed up part numbers, and that we should
expect the unlocked iPhone 4 instead.  Apple has never offered
an unlocked iPhone in the US, most likely due to the exclusivity
arrangement it had with AT&T for years. But with the iPhone now
on Verizon, and with a T-Mobile and Sprint launch rumored to be
happening within the year, it makes sense that Apple would offer
a completely unlocked model. The company already sells unlocked
iPhones in international markets where consumers are used to
having freedom of carrier choice.  The big question now is how
an unlocked iPhone will s