My recommendation is personal only, and does not include any "business-wise" suggestions. I would say being good in different things is better. This brings a si

My recommendation is personal only, and does not include any "business-wise" suggestions. I would say being good in different things is better. This brings a simple problem tho, you are going to forget what you are not using. But, "learning" is an experience and a good one. So I would say learning and knowing a good chunk of any/everything will help you even in specializing.