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-rw-r--r--content/context/google/google.go6
-rw-r--r--content/context/userip/userip.go3
2 files changed, 9 insertions, 0 deletions
diff --git a/content/context/google/google.go b/content/context/google/google.go
index 73778a3..740e6c5 100644
--- a/content/context/google/google.go
+++ b/content/context/google/google.go
@@ -1,5 +1,11 @@
// Package google provides a function to do Google searches using the Google Web
// Search API. See https://developers.google.com/web-search/docs/
+//
+// This package is an example to accompany https://blog.golang.org/context.
+// It is not intended for use by others.
+//
+// Google has since disabled its search API,
+// and so this package is no longer useful.
package google
import (
diff --git a/content/context/userip/userip.go b/content/context/userip/userip.go
index 4f316b5..49a7522 100644
--- a/content/context/userip/userip.go
+++ b/content/context/userip/userip.go
@@ -1,5 +1,8 @@
// Package userip provides functions for extracting a user IP address from a
// request and associating it with a Context.
+//
+// This package is an example to accompany https://blog.golang.org/context.
+// It is not intended for use by others.
package userip
import (