You don’t have to become an expert in one particular area — you just have to get really good at a few things.
You donʼt have to be an expert, but you do have to be good.
I’m not an expert in video editing, or web design, or online marketing, but I’m solid at all three. Luckily, they are not mutually exclusive skills — they complement each other and companies value them as a package deal.
Think in terms of what skills your desired industry values, then start your learning.