Tweak language around UUID: technically they are GUIDs

Author: polyfractal

030_Data/10_Index.asciidoc

@@ -95,9 +95,6 @@ field has been generated for us:
 }
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-Autogenerated IDs are 20 character long, URL-safe, Base64-encoded string
-_universally unique identifiers_, or((("UUIDs (universally unique identifiers)"))) http://en.wikipedia.org/wiki/Uuid[UUIDs].
-
-
-
-
+Autogenerated IDs are 20 character long, URL-safe, Base64-encoded GUID strings.  These
+GUIDs are generated from a modified FlakeID scheme which allows multiple nodes
+to be generating unique IDs in parallel with essentially zero chance of collision.