Skype may be announcing an application for the iPhone next week at the CTIA tradeshow in Las Vegas, claims tech blogger Om Malik of GigaOM. A few months ago, Om Malik asked Skype CEO Josh Silverman when the company was going to launch an iPhone version of the P2P voice and IM service that is available for other platforms. Silverman simply responded by saying, “Stay tuned.”  At CES in January, Scott Durchslag, Skype’s chief operating officer, also confirmed an iPhone version of the software client would