Ditto for source file

cache.go

@@ -61,10 +61,10 @@ package cache
 //     }
 //
 //     // If you store a reference type like a pointer, slice, map or channel, you
-//     // do not need to run Set if you modify the underlying data. The cache does
+//     // do not need to run Set if you modify the underlying data. The cached
-//     // not serialize its data, so if you modify a struct whose pointer you've
+//     // reference points to the same memory, so if you modify a struct whose
-//     // stored in the cache, retrieving that pointer with Get will point you to
+//     // pointer you've stored in the cache, retrieving that pointer with Get will
-//     // the same data:
+//     // point you to the same data:
 //     foo := &MyStruct{Num: 1}
 //     c.Set("foo", foo, 0)
 //     ...