diff --git a/whisper-2023/microphone_recognition.py b/whisper-2023/microphone_recognition.py
deleted file mode 100644
index a1bfacb..0000000
--- a/whisper-2023/microphone_recognition.py
+++ /dev/null
@@ -1,99 +0,0 @@
-#!/usr/bin/env python3
-
-# https://github.com/Uberi/speech_recognition/blob/master/examples/microphone_recognition.py
-
-
-# NOTE: this example requires PyAudio because it uses the Microphone class
-
-import speech_recognition as sr
-import time
-import threading
-import queue
-from sys import stderr
-from os import environ
-
-class Recognizer(threading.Thread):
-   def __init__(self, q):
-      threading.Thread.__init__(self)
-      self.q = q
-
-   def run(self):
-      while True:
-         got = self.q.get()
-         if not got:
-            break
-         self.one(got)
-
-   def one(self, audio):
-      r = sr.Recognizer()
-      ## recognize speech using Sphinx
-      #try:
-      #    start = time.time()
-      #    print("Sphinx thinks you said " + r.recognize_sphinx(audio))
-      #    print("/Sphinx", int(time.time()-start))
-      #except sr.UnknownValueError:
-      #    print("Sphinx could not understand audio")
-      #except sr.RequestError as e:
-      #    print("Sphinx error; {0}".format(e))
-
-      # recognize speech using whisper
-      try:
-          start = time.time()
-          print(r.recognize_whisper(audio, language="english"))
-          print("/Whisper", int(time.time()-start), file=stderr)
-      except sr.UnknownValueError:
-          print("Whisper could not understand audio")
-      except sr.RequestError as e:
-          print("Could not request results from Whisper")
-
-class Listener():
-   def __init__(self):
-      self.name = environ.get("MIC_NAME", "pulse_monitor")
-      if not self.name:
-         from sys import stdin
-         for index, name in enumerate(sr.Microphone.list_microphone_names()):
-             print("[{0}] Microphone with name \"{1}\" found for `Microphone(device_index={0})`".format(index, name))
-         exit()
-      self._mic = None
-
-   def mic(self):
-      if not self._mic:
-         self._mic = self.new_mic()
-      return self._mic
-
-   def new_mic(self):
-      idx = [idx for idx,v in enumerate(sr.Microphone.list_microphone_names()) if v in self.name.split(",")][0]
-      mic = sr.Microphone(device_index=idx)
-      mic.__enter__()
-      return mic
-
-   def run(self):
-      try:
-         return self._run()
-      except Exception:
-         return None
-
-   def _run(self):
-      mic_timeout=int(environ.get("MIC_TIMEOUT", 5))
-      # obtain audio from the microphone
-      r = sr.Recognizer()
-      return r.listen(self.mic(), timeout=mic_timeout, phrase_time_limit=mic_timeout)
-      #return r.record(self.mic(), duration=mic_timeout)
-
-q = queue.Queue(maxsize=1)
-l = Listener()
-t = Recognizer(q)
-t.start()
-
-try:
-   while True:
-      got = l.run()
-      q.put(got)
-      if not got:
-         break
-except Exception:
-   pass
-finally:
-   if l._mic:
-      l._mic.__exit__(None, None, None)
-   t.join()