So the cat is finally out of the bag: Apple will partner with O2 for the launch of the iPhone in the UK. Am I excited? No. As a resident of the United Kingdom, my initial enthusiasm about the iPhone has waned quite a bit since its introduction in January. The iPhone will be priced at £269 —or actually £269.99, if you call an O2 store—and will be only available on one of three price plans, O2 iPhone £35/£45/£55. That’s…