I think the protobuf spec is essentially final at this point!

app/src/main/java/com/geeksville/mesh/MeshService.kt

@@ -150,9 +150,9 @@ class MeshService : Service(), Logging {
         val fromString = fromId ?: fromId.toString()
 
         when (data.typValue) {
-            MeshProtos.Data.Type.SIMPLE_TEXT_VALUE ->
+            MeshProtos.Data.Type.CLEAR_TEXT_VALUE ->
                 warn(
-                    "TODO ignoring SIMPLE_TEXT from $fromString: ${bytes.toString(
+                    "TODO ignoring CLEAR_TEXT from $fromString: ${bytes.toString(
                         Charset.forName("UTF-8")
                     )}"
                 )

app/src/main/proto/mesh.proto

@@ -53,7 +53,7 @@ message Time {
     uint64 msecs = 1; // msecs since 1970
 }
 
-// a data message to forward to an external app
+// a data message to forward to an external app (or possibly also be consumed internally in the case of CLEAR_TEXT and CLEAR_READACK
 message Data {
     enum Type {
         /// A message sent from a device outside of the mesh, in a form the mesh does not understand
@@ -61,7 +61,7 @@ message Data {
 
         /// a simple UTF-8 text message, which even the little micros in the mesh can understand and show on their screen
         /// eventually in some circumstances even signal might send messages in this form (see below)
-        SIMPLE_TEXT = 1;
+        CLEAR_TEXT = 1;
 
         /// a message receive acknowledgement, sent in cleartext - allows radio to show user that a message has been read by the recpient, optional
         CLEAR_READACK = 2;