Update README.md

README.md

@@ -12,7 +12,7 @@ language:
 
 A collection of about X million posts and Y thousands mostly _erotic_ roleplaying forum threads from Elliquiy, from October 2005 through early April 2023. Basic automated cleaning was performed, but the messages are still (by deliberate choice) mostly in HTML format, with the notable exception of converting linebreaks into `\n`.
 
-In addition to the messages, some metadata was provided for convenience, as well as alternative usernames that could be used instead of directly usernames (in the format of `User0`, `User1` ... `UserN`).
+In addition to the messages, some metadata was provided for convenience, as well as alternative usernames that could be used instead of directly usernames (in the format of `User0`, `User1` ... `UserN`). These are unique per-thread, but not globally.
 
 Consider this a **work in progress**. I might update the dataset in the future as I improve the cleaning procedure.
 
@@ -57,4 +57,5 @@ Given the text formatting used by many users, complete and thorough conversion t
 ## NOT done
 - Replacing HTML escape characters
 - Changing fancy punctuation to ASCII punctuation
-- Removing usernames entirely
+- Removing usernames entirely
+  - Removing them from the message bodies themselves might not be easy.