feat: add optinal tasks + proper replace

1 files changed, 4 insertions, 1 deletions

diff --git a/README.md b/README.md
index e487077..dc83cca 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ a little modal todo list that lives in my terminal.
   o              add a new item below
   i              insert at the cursor
   A              append to the item's text
-  R              replace the item's text
+  R              replace mode (overtype from the cursor)
   x              toggle done
   space          cycle todo -> doing -> done
   dd             cut the item
@@ -38,9 +38,12 @@ a little modal todo list that lives in my terminal.
 = project          a section        -> I. project
 == phase one       a subsection     -> i. phase one
 - write the docs   a subtask
+* maybe later      an optional task -> ( )
 buy milk           a plain task
 ```
 
+within a section, items group as required, then optional, then done, with a blank line between the groups.
+
 ## build
 
 ```sh