1 files changed, 2 insertions, 0 deletions
diff --git a/structs.go b/structs.go
index 17c10bc..a3b9a63 100644
--- a/structs.go
+++ b/structs.go
@@ -10,6 +10,8 @@ import (
 	"go.wit.com/widget"
 )
 
+// TODO: use protocol buffers
+
 // this is the root node of the binary tree
 // There is only one of these per application
 var treeRoot *Node