diff --git a/README.md b/README.md
index ea2bd4f..6c1b08a 100644
--- a/README.md
+++ b/README.md
@@ -5,18 +5,24 @@ A suite of tools for dealing with a directory of markdown files.
 ## Tasks
 
 - TODO: improve inline help
-- TODO: more flags
+- DONE: more flags
   - [x] filters
   - [x] sorting
-  - [ ] reverse sort
-- TODO: add config file {by:2024-08-01}
+  - [x] reverse sort
+- TODO: add config file {by:2024-09-01}
   - [ ] make file types configurable
   - [ ] look in local dir, then XDG_HOME
 - DONE: support checkboxes
   - [x] scan lists
   - [x] percent complete
-- DONE: decide on more permanent name {by:2024-08-15}
 - IDEA: recurring?
 - IDEA: track changes
+- IDEA: modify files
+  - [ ] quick add
+  - [ ] check box -> completion
+  - [ ] finish (assigned temp tags?)
+  - [ ] sort in file
+        maybe requires a special section like ## Tasks
+- DONE: decide on more permanent name {by:2024-08-15}
 - DONE: add color {by: 2024-07-26}
 - DONE: support multi-tags {like:this} {by: 2024-07-26}
diff --git a/src/modo/app.py b/src/modo/app.py
index 64cb24c..3afc1b3 100644
--- a/src/modo/app.py
+++ b/src/modo/app.py
@@ -33,7 +33,7 @@ TODO_TODO_RE = re.compile(
 
 def get_files(dirname):
     if not dirname:
-        dirname = "~/wiki/"
+        dirname = "."
     else:
         dirname = dirname[0]
     p = pathlib.Path(dirname).expanduser()
@@ -55,6 +55,19 @@ def lod_table(data: list["TodoItem"]) -> Table | str:
     return table
 
 
+def do_sorting(output, sort, default_sort, sort_factory):
+    reverse = False
+    if not sort:
+        sort = default_sort
+    else:
+        if sort[0] == "-":
+            reverse = True
+            sort = sort[1:]
+        sort = sort.split(",")
+    sort_func = sort_factory(sort)
+    output.sort(key=sort_func, reverse=reverse)
+
+
 @click.group()
 def cli():
     pass
@@ -210,12 +223,7 @@ def todos(dirname, sort, filter):
         output = apply_filter(output, rule)
 
     # do sorting
-    if not sort:
-        sort = ["status", "due"]
-    else:
-        sort = sort.split(",")
-    sort_func = get_todo_sort_func(sort)
-    output.sort(key=sort_func)
+    do_sorting(output, sort, ["status", "due"], get_todo_sort_func)
 
     # display
     table = lod_table(output)
@@ -303,12 +311,7 @@ def ls(dirname, sort):
         )
 
     # sort
-    if not sort:
-        sort = ["file", "modified"]
-    else:
-        sort = sort.split(",")
-    sort_func = get_ls_sort_func(sort)
-    output.sort(key=sort_func)
+    do_sorting(output, sort, ["file", "modified"], get_ls_sort_func)
 
     # display
     table = lod_table(output)