Solving a customer problem is only part of what makes a product marketable. There’s another part of this – and that’s the question of if others already do this, why should people switch to you?
Let’s face it – there are a lot of products and services in the world, with many of them tackling the same problems. If you’re starting a new company or launching a new product, there is probably someone out there already doing the same thing. Their product might be somewhat different from you, but at its core it might be very similar. So why should people use your product?