#!/usr/bin/perl
#
# This script lets you update a hierarchy of files in an atomic way by
-# first creating a new hierarchy using --link-dest to rsync, and then
-# swapping the hierarchy into place. See the usage message for more
-# details and some important caveats!
+# first creating a new hierarchy using rsync's --link-dest option, and
+# then swapping the hierarchy into place. **See the usage message for
+# more details and some important caveats!**
use strict;
use Cwd 'abs_path';