This is a response to A balance of freedoms.
"Value your freedom, or you will lose it, teaches history. "Don't bother us with politics," respond those who don't want to learn." - RMS
I think you are confused about how capability, authority and freedom are connected when we refer to freedom. When you accept Skype's "use terms of conditions", you don't gain any freedom. What you do gain is restricted authority to use the capabilities found in the Skype system.