These can cause a variety of performance problems that may be alleviated by erasing use of the program. Mac users may experience some issues when using Skype on their desktop or laptop computers. They also want to update the user interfaces to put more of an emphasis on text messaging rather than voice calling. Changes have been made by Microsoft in 20 that moved Skype to a centralized Azure service from its previous peer-to-peer paradigm. Skype was originally developed by an Estonian team and was purchased by Microsoft for $8.5 billion in May of 2011. While using the program you can also transfer files among conference attendees, making it a useful tool for conducting business meetings between remotely located individuals. Skype is a very popular application that allows the user to conduct audio or video calls and conferences through their computer or mobile device.