diff --git a/TODO.md b/TODO.md
index 1fa1787..065d93f 100644
--- a/TODO.md
+++ b/TODO.md
@@ -48,6 +48,7 @@
     - [ ] Require proof of work during acct creation?
     - [ ] Open Source machine learning model for posts, if it exists
     - [ ] svg-captcha from npm. Could prevent blind users from creating an account. Also, new ML models can probably read this format.
+      - Possible solution: use TTS like say.js to generate audio. Use tasq lib to prevent too much cpu usage if more users arrive.
   - [ ] Add privacy policy statement
 
 - [ ] Email