Review: Skype Version 4.0 for Windows

After more than six months of field testing and a succession of beta versions based on user feedback, Skype 4.0 for Windows has been officially released and is available for free download. Version 4.0 of Skype's VoIP software has been given a significant overhaul from its 3.8 predecessor, with a revamped and easier-to-use interface and changes under the hood designed to improve audio and video...