diff --git a/message/part.go b/message/part.go
index 15daac2..e965997 100644
--- a/message/part.go
+++ b/message/part.go
@@ -479,6 +479,7 @@ func parseEnvelope(log *mlog.Log, h mail.Header) (*Envelope, error) {
 }
 
 func parseAddressList(log *mlog.Log, h mail.Header, k string) []Address {
+	// todo: possibly work around ios mail generating incorrect q-encoded "phrases" with unencoded double quotes? ../rfc/2047:382
 	l, err := h.AddressList(k)
 	if err != nil {
 		return nil