Update app.py

app.py

@@ -14,6 +14,7 @@ def main():
               which have been fine-tuned on a dataset of Goodreads book \
              reviews, see [here](https://www.kaggle.com/competitions/goodreads-books-reviews-290312/data) for the original dataset. \
              These models are deployed on AWS and are accessed using a REST API. To deploy the models we used a combination of AWS Sagemaker, Lambda, and API Gateway.\
+             There may be a cold start problem when you first use the application, but the models will respond quicker to any subsequent queries.\
              \n\n To read more about this project and specifically how we cleaned the data and trained the models, see the following GitHub [repository](https://github.com/david-meltzer/Goodreads-Sentiment-Analysis).")