The iPhone 4 launched this weekend in Qatar and the United Arab Emirates, but buyers wound up with a surprise -- their handset's front-facing cameras couldn't do FaceTime. The National reports that the video chat feature is missing from phones sold at UAE carriers Etisalat and du, as well as those from Vodafone Qatar. Carriers are blaming Apple for the missing feature, and spokespersons from both Etisalat and Vodafone say they're speaking to Cupertino about reinstating FaceTime post-haste, which was reportedly advertised on Middle Eastern versions of Apple's iPhone website until around September 20th, when all references to FaceTime we