Skype is not at all Dangerous!
There is nothing dangerous about skype unless you use it incorrectly. Make sure that everyone on your contact list is someone you are familiar with. My kids got skype when they were nine years old. they and i think it is great to have to keep in touch with old friends and relatives.
You can Skype on the downloaded program of Skype
You do not need your Skype number to make Skype to Skype calls. You can log into your Skype account with your recently made ID and password.
If you have created your Skype ID recently, then you will not your number to make Skype to Skype calls. You can log in with your Skype ID and password to make calls.
Yes, you can make Skype to Skype calls with just your ID and password, you don't need your Skype number.
You can download Skype from Skype's Website!
For some Features of Skype you need Skype Credit!
All Skype to Skype calls are free, regardless of location.
I believe it's like mobile credit, with Skype, you can call people on Skype for free, but calling mobiles via Skype costs Skype credits.
Answers.com does not give out personal or sensitive details. Any celebrity contacts you receive are most likely to be fake and therefore extremely dangerous.
Skype on a computer to Skype on another computer is 100% free, regardless of locations.
You can find out which Skype dealer is nearest in your area from the Skype website. Skype was purchased by Microsoft in 2011.