diff --git a/TODO.md b/TODO.md
index 3a32dfa..75e9087 100644
--- a/TODO.md
+++ b/TODO.md
@@ -24,6 +24,7 @@ The following updates involve updates or the creation of new chapters, but their
    * Reference: consider chart at in https://prestwi.ch/bitcoin-time-locks/
 1. Chapter 17+18
    * Talk about anti-correlation, anti-censorship, and anti-coercion as the three "c"s ("ac"s of privacy)
+1. Close out with return to chapter 1.0 to update (a) new-for-3.0 links; and (b) what the major parts are [and what's happened to Lightning/coding]
      
 ## Longer-Longer-Term TODO (Big Tasks)