It is a very idealistic and superficial thought to believe “any individual” your audience. Even if the content is highly interesting, anything that anybody could show some interest in, you have to define who your target audience is, and, most importantly, who your personality is. Your persona is a fictitious character, based on customer research, and it is essential for you to direct your efforts to that true profile. Firstly, create one character, and, when your company is up and working, you are going to eventually identify alternative profiles among your users. Read our posts on the way to know the way to create a character on your business.