If you've heard about Skype - and who hasn't with all the recent media attention devoted to internet telephone services - chances are you've been mighty tempted to try it out. Skype Hacks tells you what all the Skype hype is about, explains the basics, and shows you more than 100 clever tips and tricks for tweaking and tuning Skype to make it do just what you want and more.Millions of people (48 million and counting, in fact) have opted for Skype, which uses peer-to-peer (P2P) technology to turn any PC, Mac, or Pocket PC into a telephone. Skype offers free calls between computers and extremely cheap calls to "old-fashioned" phone numbers (landlines and mobile phones). The sound quality is excellent, and end-to-end encryption means the connection is private and secure.But if you really know what you're doing, Skype can accomplish a whole lot more than that. Software developer and author Andrew Sheppard recently converted his entire house to Skype and uses it for all his personal and business calls, even when he's traveling. In Skype Hacks, he shows you how to do things with the technology that even the engineers at Skype probably never intended.