By releasing the software to members of the public, Skype may have done some serious damage to their reputation, regardless of the advances they have made in translation technology and the years of research spent on it. They will have to work quickly before the service is released beyond the preview stage if they want to outshine Google.
The word conference used to be something that only business magnates used to use, people with high rankings in the business scene. Nowadays, anyone can create a quick conference call with anyone they like; their business partner, their associates, or just a newcomer who needs to be told what to do. It's all possible, at no cost.