PHP: The need for speed

One of the greatest advantages when using PHP is obviously speed. PHP4 is in general fast enough for dynamic web content generation, and in most cases you can't even think of anything faster than it. But when you have to face lots of accesses, heavy applications, narrow bandwidth, or other factors that can create performance bottlenecks, you may ask yourself if you can do anything to make things work better. In this article I'll explain what you can do to further improve php performance, and how to make your users' browsing experience even more pleasant.