Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

Tossing the Phone


Published on

Published in: Business, Technology
  • Be the first to comment

  • Be the first to like this

Tossing the Phone

  1. 1. Great alternative for phone Kreyt Kõiv Pärnu College
  2. 3. Main areas <ul><li>Skype generally (what is it, who made, when, why) </li></ul><ul><li>Advantages of Skype </li></ul><ul><li>Disadvantages of Skype </li></ul>
  3. 5. General information <ul><li>Simple software </li></ul><ul><li>Made in 2003 </li></ul><ul><li>Designed by estonians who created previously file-sharing network “KaZaA” </li></ul><ul><li>Free download from the internet </li></ul><ul><li>Free conversations with other Skype users (=Skypers) </li></ul>
  4. 6. General information <ul><li>Video-conference facility </li></ul><ul><li>Text-message conversation </li></ul><ul><li>Terrific deal – person you are contacting may sat at a computer </li></ul><ul><li>Possiblity to buy Skype credit and call someone´s mobile number </li></ul><ul><li>Need to have webcam (+headphones with microphone) for video call </li></ul>
  5. 7. Advantages of Skype <ul><li>Communication between 2 Skypers for free </li></ul><ul><li>Easy to use </li></ul><ul><li>Video-conferencing facility </li></ul><ul><li>Improvements in video quality </li></ul><ul><li>Able for full screen video </li></ul><ul><li>Picture-in-picture (in the latest versions) </li></ul><ul><li>Software runs also on mobile phones </li></ul>
  6. 8. Skype users 4,000,000 20.10.2005 3,000,000 18.05.2005 2,000,000 14.02.2005 1,000,000 20.10.2004 0 29.08.2003 Users Date
  7. 9. 14,000,000 20.10.2008 13,000,000 15.09.2008 12,000,000 18.02.2008 11,000,000 7.01.2008 10,000,000 15.10.2007 9,000,000 29.01.2007 8,000,000 8.11.2006 7,000,000 29.08.2006 6,000,000 27.03.2006 Users Date
  8. 10. Disadvantages of Skype <ul><li>Lack of security </li></ul><ul><li>No need to prove identity (=unknown identification) </li></ul><ul><li>No central server for... </li></ul><ul><li>...“traffic” flow </li></ul><ul><li>...logging the calls </li></ul><ul><li>...screening viruses, Trojan horses and spyware </li></ul><ul><li>Perfect vehicle for delivering malware (=bad software)  </li></ul>
  9. 11. Main points again <ul><li>Skype generally </li></ul><ul><li>Advantages of Skype </li></ul><ul><li>Disadvantages of Skype </li></ul>
  10. 12. Thank you for your attention! 