To become the expert in any given field, you need to apply deliberate practice. You need to put your head down and work hard. You need to put in the hours.
Before any of that, though, is an even more obvious starting place. You need to know what to do. You need knowledge and information about your field of interest – and a lot of it.
The best way to approach this question is to start by looking at what each focuses on. For instance, web design is focused primarily on pleasing the user, or website visitor. SEO, however, is more focused on pleasing search engines, like Google. Both are equally important, though.
Wall Street analysts believe there is a built-up group of iPhone owners who have been waiting for a new model to upgrade. So when the iPhone launches this fall and it is impressive, it could spur a "Super Cycle" of sales.