> If only 1% of cpu time was spent on slow square root, and this sped it up by 100%, it would be barely worth it.
If you can do 10,000 things with 1% cpu time, and you are now able to do 5,000 more things, is it still not worth it?
If you can do 10,000 things with 1% cpu time, and you are now able to do 5,000 more things, is it still not worth it?