clarify span/trace docs
MODIFY
dd-trace/README.md
dd-trace/README.md
@@ -6,8 +6,8 @@ The Datadog Tracer is an [OpenTracing](http://opentracing.io/) compatible tracer
and report each operation and each trace directly to a Datadog APM platform.
-OpenTracing uses the concept of the **span**. A span is **timed operation** representing a bunch of work executed.
-Spans can **be linked together**. And a **trace** is a collection of spans, related to the same top action/operation.
+OpenTracing uses the concept of spans and traces. A **span** is timed operation representing a bunch of work executed.
+Spans can be linked together. A **trace** is a collection of spans, related to the same top action/operation.
Let's see an example.
@@ -35,7 +35,7 @@ on the DB.
4. Span4 is a child of Span2 and followed Span3. It represents a business/legacy operation.
This is a very simple example of how works [OpenTracing](http://opentracing.io/).
-To dig deeper, read the full documentation: http://opentracing.io/
+Fore more information, see http://docs.datadoghq.com/tracing/terminology/ or http://opentracing.io/.
## How to instrument your application?

clarify span/trace docs