> What would be the advantage of implementing it in the application? It is always implemented in the application. The question is about whether you do it in yo

> What would be the advantage of implementing it in the application? It is always implemented in the application. The question is about whether you do it in your own application or use someone else's application. The disadvantage of doing it in your application is that you have to do the work that someone else has probably already done, and are likely not as great of a programmer as that other person, thus more likely to screw it up.