iso2usb.sh:better info for the user in 'help' output about persistent data

Persistent data will not be migrated when switching from
a persistence directory to a persistence container file.

1 files changed, 2 insertions, 0 deletions

diff --git a/iso2usb.sh b/iso2usb.sh
index 54be0f6..6f1eb9c 100644
--- a/iso2usb.sh
+++ b/iso2usb.sh
@@ -188,6 +188,8 @@ cat <<EOT
 #                              as for the '-c' parameter.
 #   -P|--persistfile           Use a 'persistence' container file instead of
 #                              a directory (for use on FAT filesystem).
+#                              Persistent data will not be migrated
+#                              when switching from directory to container file.
 #
 # Examples:
 #