my pricing = 0;  my $time = 0;
while (1)
{
        if (time() >= ($time + 60))  		# updates the pricing on initial run and every 60 seconds.
        {
		Net::Curl to remote URL... request here.
		$pricing = [from net::curl]
		$time = time();
	}
	...
	continue on with my perl code (needs the $pricing variable to work)
}