Update README.md

Zerocash protocol paper clarification

README.md

@@ -55,9 +55,9 @@ Zero is a network operating by the three fundamental principles of technological
 
 [Zero](https://zero.directory/) is an implementation of the "Zerocash" protocol.
 Based on Bitcoin's code, Zero intends to offer a far higher standard of privacy
-through a sophisticated zero-knowledge proving scheme that preserves
-confidentiality of transaction metadata. More technical details are available
-in our [Protocol Specification](https://www.docdroid.net/KqvAhAj/zero-paper-z-paper-final-version-extended-zerocash-protocol-pdf).
+through a sophisticated Zero Knowledge proving scheme that preserves
+confidentiality of transaction data - source, destination and amount.
+Key technical concepts are in the 2014 paper describing [the protocol](https://www.docdroid.net/KqvAhAj/zero-paper-z-paper-final-version-extended-zerocash-protocol-pdf).
 
 ![alt text](https://github.com/zerocurrencycoin/Zero/blob/master/art/tech%20improv%20zero.jfif)
 
@@ -71,10 +71,10 @@ in our [Protocol Specification](https://www.docdroid.net/KqvAhAj/zero-paper-z-pa
 0.405 ZER / Block, 291.6 ZER / Day (~7.5%)
 
 
-📄 White Paper - Extended
+📄 White Paper
 -----------------------
 
-http://docdro.id/n9j4sJr
+Being Updated!
 
 
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