diff --git a/pidd.sh b/pidd.sh
index 5c3ce4d..9aa459f 100644
--- a/pidd.sh
+++ b/pidd.sh
@@ -42,11 +42,7 @@ pidd_main() {
 
 pidd_list_environment_variables() {
 	pidd_step "List environment variables"
-	for pidd_lev__name in $(printenv | cut -d = -f 1 | sort); do
-		pidd_lev__text=""
-		eval "pidd_lev__text=\"\${${pidd_lev__name}}\""
-		echo "${pidd_lev__name}=${pidd_lev__text}"
-	done
+	env | sort
 }
 
 pidd_list_working_directory() {
diff --git a/pidd/cmd.py b/pidd/cmd.py
index 9b826e1..f86be7d 100644
--- a/pidd/cmd.py
+++ b/pidd/cmd.py
@@ -1,7 +1,7 @@
 import os
 from pathlib import Path
 
-from pidd import browse, project, projects
+from cd import browse, project, projects
 from rwx import ps, split
 from rwx.log import log
 
diff --git a/readme.md b/readme.md
index ffa663e..c027b78 100644
--- a/readme.md
+++ b/readme.md
@@ -72,6 +72,7 @@ from various contexts of CA, CI and OCI / OS.
 ## Tasks
 
 * relay environment module name
+* show previous states of directories & files
 * write tests
 
 ### .py