fix: restore speech dispatcher interruption

src/cthulhu/speechdispatcherfactory.py

@@ -614,15 +614,6 @@ class SpeechServer(speechserver.SpeechServer):
         if not text:
             return
 
-        # In order to re-enable this, a potentially non-trivial amount of work
-        # will be needed to ensure multiple utterances sent to speech.speak
-        # do not result in the intial utterances getting cut off before they
-        # can be heard by the user. Anyone needing to interrupt speech can
-        # do so via speech.stop -- or better yet, by using the default script
-        # method's presentationInterrupt.
-        #if interrupt:
-        #    self._cancel()
-
         # "We will not interrupt a key echo in progress." (Said the comment in
         # speech.py where these next two lines used to live. But the code here
         # suggests we haven't been doing anything with the lastKeyEchoTime in
@@ -630,6 +621,9 @@ class SpeechServer(speechserver.SpeechServer):
         if self._lastKeyEchoTime:
             interrupt = interrupt and (time.time() - self._lastKeyEchoTime) > 0.5
 
+        if interrupt:
+            self._cancel()
+
         if len(text) == 1:
             tokens = ["SPEECH DISPATCHER: Speaking '", text.replace("\n", "\\n"), "' as char"]
             debug.printTokens(debug.LEVEL_INFO, tokens, True)