diff --git a/README.md b/README.md
index 049e81f..bdbe3ce 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,8 @@
 
 Tatt creates a uniform API for multiple speech-to-text (STT) services.
 
+![demo](demo.gif)
+
 ## Installation
 
     pip install tatt
diff --git a/demo.gif b/demo.gif
new file mode 100644
index 0000000..38e6958
Binary files /dev/null and b/demo.gif differ
diff --git a/setup.py b/setup.py
index 662cc11..2bf0269 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@ with open('README.md') as file:
 
 setup(
     name="tatt",
-    version="0.16",
+    version="0.19",
     py_modules=['tatt'],
     url='https://github.com/zevaverbach/tatt',
     install_requires=[
diff --git a/tatt/config.py b/tatt/config.py
index 5fc8a65..37d395c 100644
--- a/tatt/config.py
+++ b/tatt/config.py
@@ -13,9 +13,9 @@ STT_SERVICES = {
 
 AWS_BUCKET_NAME_FMTR_MEDIA = 'tatt-media-{}'
 AWS_BUCKET_NAME_FMTR_TRANSCRIPT = 'tatt-transcript-{}'
-AWS_CREDENTIALS_FILEPATH = (
-    os.getenv('AWS_CREDENTIALS_FILEPATH') 
-    or Path.home() / '.aws/credentials'
+AWS_CONFIG_FILEPATH = (
+    os.getenv('AWS_CONFIG_FILEPATH') 
+    or Path.home() / '.aws/config'
 )
 AWS_REGION = 'us-east-1'
 
diff --git a/tatt/transcribe.py b/tatt/transcribe.py
index 5fcfc3d..e9ef3bf 100644
--- a/tatt/transcribe.py
+++ b/tatt/transcribe.py
@@ -73,7 +73,10 @@ def this(dry_run, media_filepath, service_name):
             f'No such service! {print_all_services(print_=False)}')
 
     service = helpers.get_service(service_name)
-    s = service(media_filepath)
+    try:
+        s = service(media_filepath)
+    except exceptions.ConfigError as e:
+        raise click.ClickException(str(e))
 
     if dry_run:
         print('If this weren\'t a dry run, I would transcribe '
diff --git a/tatt/vendors/amazon.py b/tatt/vendors/amazon.py
index 50bc1aa..ab406a5 100644
--- a/tatt/vendors/amazon.py
+++ b/tatt/vendors/amazon.py
@@ -12,8 +12,9 @@ from tatt import exceptions
 NAME = 'amazon'
 BUCKET_NAME_MEDIA = config.AWS_BUCKET_NAME_FMTR_MEDIA.format(NAME)
 BUCKET_NAME_TRANSCRIPT = config.AWS_BUCKET_NAME_FMTR_TRANSCRIPT.format(NAME)
-tr = boto3.client('transcribe')
-s3 = boto3.resource('s3')
+if check_for_config():
+    tr = boto3.client('transcribe')
+    s3 = boto3.resource('s3')
 
 
 class transcribe:
@@ -30,14 +31,13 @@ class transcribe:
                 f"https://s3-{config.AWS_REGION}.amazonaws.com/"
                 f"{self.bucket_names['media']}/{self.basename}")
 
-    @staticmethod
-    def _setup():
-        if not check_for_credentials():
+    @classmethod
+    def _setup(cls):
+        if not check_for_config():
             raise exceptions.ConfigError('please run "aws configure" first')
-        self = transcribe
-        for bucket_name in self.bucket_names.values():
-            if not self.check_for_bucket(bucket_name):
-                self.make_bucket(bucket_name)
+        for bucket_name in cls.bucket_names.values():
+            if not cls.check_for_bucket(bucket_name):
+                cls.make_bucket(bucket_name)
 
     @staticmethod
     def check_for_bucket(bucket_name):
@@ -73,21 +73,21 @@ class transcribe:
                 )
         return job_name
 
-    @staticmethod
-    def get_completed_jobs(job_name_query=None):
-        return transcribe.get_transcription_jobs(
+    @classmethod
+    def get_completed_jobs(cls, job_name_query=None):
+        return cls.get_transcription_jobs(
                 status='completed',
                 job_name_query=job_name_query)
 
-    @staticmethod
-    def get_pending_jobs(job_name_query=None):
-        return transcribe.get_transcription_jobs(
+    @classmethod
+    def get_pending_jobs(cls, job_name_query=None):
+        return cls.get_transcription_jobs(
                 status='in_progress',
                 job_name_query=job_name_query)
 
-    @staticmethod
-    def get_all_jobs(job_name_query=None):
-        return transcribe.get_transcription_jobs(job_name_query)
+    @classmethod
+    def get_all_jobs(cls, job_name_query=None):
+        return cls.get_transcription_jobs(job_name_query)
 
     @staticmethod
     def get_transcription_jobs(status=None, job_name_query=None):
@@ -135,8 +135,8 @@ def homogenize_transcription_job_data(transcription_job_data):
             for jd in transcription_job_data]
 
 
-def check_for_credentials():
-    return config.AWS_CREDENTIALS_FILEPATH.exists()
+def check_for_config():
+    return config.AWS_CONFIG_FILEPATH.exists()
 
 
 def shell_call(command):