public function priv_estimate($line, $args)
    {
        $strip = array('\'', "\"");
        $channel = $line["to"];
        $nick = $line["fromNick"];
        $host = $line["from"];
        $mhash = (int)str_replace($strip, "", trim($args["arg1"]));
        if ($mhash <= 0 or $mhash >= 9223372036854775807) {
            $this->ircClass->privMsg("$channel", "check input");
            return;
        }
        $khash = $mhash * 1000;

        $diff = $this->bitcoin->getdifficulty();

        $perday = ($mhash / $diff) * 1005.82838;
        $perhr = $perday / 24;
        $this->ircClass->privMsg("$channel", "The expected generation output, at $mhash MHps, given current difficulty of $diff, is " .
            round($perday, 6) . " BTC per day and " . round($perhr, 6) . " BTC per hour.");
    }