The debut of the iPhone in Korea could be delayed into 2009 or later, according to a Korea Times report. KTF, Korea’s second-largest wireless carrier, has been negotiating with Apple to sell the iPhone 3G, but has hit a snag with regulators. “For now, there is no agreement of any kind between KTF and Apple over the release of iPhones,” said a KTF official. “Even after a deal is inked, the network interoperability tests will…