Clarifications of EightBit library

EightBit/Bus.cs

@@ -61,8 +61,7 @@ namespace EightBit
         public void Write()
         {
             this.OnWritingByte();
-            var value = this.Data;       // N.B. Don't join these two lines together: the
-            this.Reference() = value;    // data bus integrity is lost, due to evaluation order!
+            this.Reference() = this.Data;
             this.OnWrittenByte();
         }