my $i3 = i3(get_socket_path());
$i3->connect->recv;
-my $cv = AE::cv;
-my $timer = AE::timer 0.5, 0, sub { $cv->send(0); };
+my $cv = AnyEvent->condvar;
+my $timer = AnyEvent->timer(after => 0.5, interval => 0, cb => sub { $cv->send(0); });
my $last_config = $i3->get_config()->recv;
chomp($last_config->{config});