Is it better to be a generalist or a hyper-focused niche freelancer in today's market?

[Btaliat]

There are many people into freelancing these days, and to make it more lucrative, it is better if it is done in such a way that you will be pinned down to one niche. There is a need to make sure that you don't hook with being a freelancer that focuses more on the general niche even if you started with it. That's why you need to learn how to be specific about it. What do you think?