Update README.md

README.md

@@ -55,6 +55,8 @@ keywords (list(str)): A list of string keywords, as determined by Regulations.go
 
 **Comment Metadata**
 
+Note that huggingface converts lists of dictionaries to dictionaries of lists.
+
 comment_id (int): A unique numerical identifier for each public comment submitted on the docket.
 
 comment_title (str): The title or subject line of the individual public comment.
@@ -73,10 +75,12 @@ comment_length (int): The length of the comment in terms of the number of charac
 text (str): The actual text of the comment submitted. This is the primary content for analysis, containing the commenter's views, arguments, and feedback on the regulatory matter. 
 
 
-Note that commenter name features were phased in later in the system, so some dockets will have no 
+### Dataset Limitations
+
+Commenter name features were phased in later in the system, so some dockets will have no 
 first name/last name entries. Further, some comments were uploaded solely via attachment,
-and are stored in the system as null; the API has no access to comment attachments. 
-Finally, note that huggingface converts lists of dictionaries to dictionaries of lists.
+and are stored in the system as null since the API has no access to comment attachments. However, many large companies will upload their 
+comments via attachments, making any sentiment analysis biased towards individual commenters.
 
 - **Curated by:** Ro Huang