diff -r c0e8778bdb80 -r be6815a9653a structs.go
--- a/structs.go	Thu Jan 05 23:19:42 2012 -0700
+++ b/structs.go	Sat Jan 07 20:41:16 2012 -0700
@@ -94,6 +94,7 @@
 	// A nested error element, if any.
 	GetError() *Error
 	// A (non-error) nested element, if any.
+	// BUG(cjyar) This should return a slice.
 	GetNested() interface{}
 	setNested(interface{})
 	generic() *Generic