Some echo tests added.

internal/app/event_presentation.go

@@ -125,7 +125,7 @@ func (presenter *eventPresenter) speak(event atspi.Event, capturedIntent ...inpu
 	if speaksTextChanges(event.Source) && event.Source.Path != "" && !event.Source.LiveRegion {
 		state.typingPath = event.Source.Path
 		state.typingText = event.Source.TextBeforeCaret
-		if state.typingText == "" && event.Payload != "\n" && event.Payload != "\t" {
+		if state.typingText == "" && !event.Source.TextCaretKnown && event.Payload != "\n" && event.Payload != "\t" {
 			state.typingText = event.Source.Text
 		}
 	}