README.md in trackler-2.2.1.178

- old
+ new

@@ -22,11 +22,11 @@
 - 100
 
 ### Extension
 
 If you're on a Mac, shell out to Mac OS X's `say` program to talk out
-loud.
+loud. If you're on Linux or Windows, eSpeakNG may be available with the command `espeak`.
 
 ## Step 2
 
 Implement breaking a number up into chunks of thousands.
 
@@ -64,13 +64,13 @@
 
 ## Running the tests
 
 To run the tests run the command `go test` from within the exercise directory.
 
-If the test suite contains benchmarks, you can run these with the `-bench`
-flag:
+If the test suite contains benchmarks, you can run these with the `--bench` and `--benchmem`
+flags:
 
-    go test -bench .
+    go test -v --bench . --benchmem
 
 Keep in mind that each reviewer will run benchmarks on a different machine, with
 different specs, so the results from these benchmark tests may vary.
 
 ## Further information