Otherwise, there is none. Another advantage is the convenience it offers for simple tasks like updating parts of your site, a news section for example. If you can use a form on a web page, you can update news and information on your site with no special skills or training required. Your update looks like it was supposed to look, clean and fits in the format and style of your site just as it was designed. Expertise CGI programming is not like designing a web page, there is no wizard editor that can whip one up for you in a jiffy.
Programming requires a higher level of expertise that is much harder to find than a web designer.
Rarer still is an expert web design team that can also provide expert programming. At AWE, we are both. Many programmers write the program so that it does what it is meant to do. Nothing fancy, it just works. We know how important the look of your website is and all programming is done to fit in seamlessly with the rest of the site.