$opt{'signal-stat'} //= exists $SIG{INFO} ? 'INFO' : 'QUIT';
$opt{markers} //= '=avg >31.73v <68.27v +50v |0';
$opt{palette} //= $opt{color} && [31, 90, 32];
-$opt{indicators} = [split //,
- $opt{indicators} || ($opt{ascii} ? ' .oO' : ' ▁▂▃▄▅▆▇█')
+$opt{indicators} = [split //, $opt{indicators} ||
+ ($opt{ascii} ? ' .oO' : $opt{spark} ? ' ▁▂▃▄▅▆▇█' : ' ▏▎▍▌▋▊▉█')
] if defined $opt{indicators} or $opt{spark};
$opt{hidemin} = ($opt{hidemin} || 1) - 1;
$opt{input} = (@ARGV && $ARGV[0] =~ m/\A[-0-9]/) ? \@ARGV : undef