wow!!! php4 is much faster than php3

hi everyone for those, who wants to be impressed by the speed of php4 compared to php3. try to run this script (found on phpwizard.net) - best with the as cgi-compiled version of php (to run in the shell): #!/usr/local/php/bin/php -q <?php $c=$s=0;$a=$t=$x=$y=$b=-2;for(;$b-=$a>2?0.1/($a=-2):0,$b<2; $s.=chr(30+$c),$a+=0.0503)for($x= /* Tobias Ratschiller */ $y=$c=0;++$c<90&$x*$x+$y*$y<4;$y= /* http://phpWizard.net */ 2*$x*$y+$b,$x=$t)$t=$x*$x-$y*$y+$a;print(chunk_split($s,80));?> my times: php4 with zend optimizer activated, running on a single pentium III 650Mhz, 512MB ram: 2.5 sec. php4 without zend optimizer activated, running on a single pentium III 650Mhz, 512MB ram:: 3.2 sec. php3 , running on a _DUAL_ pentium III 500Mhz, 512MB ram: 7.6 sec. greetings steven