use YAML::Tiny;
use Date::Parse qw(str2time);
-sub VERBOSE () { $ARGV[0] eq 'verbose' };
-sub DEBUG () { VERBOSE or $ARGV[0] eq 'debug' };
+my $_execmode = $ARGV[0] || 0;
+sub VERBOSE () { $_execmode eq 'verbose' };
+sub DEBUG () { VERBOSE or $_execmode eq 'debug' };
use Data::Dumper;
DEBUG and warn "$0: debug mode";