It's not late yet, but you will not make as much money, as you could a year or two before. Still, I think it is pretty perspective investment.
Still you are saying that 'it is late'.
True it is, having no doubts about it I'm sure even now you can start little by little earning Bitcoin and gaining knowledge about it. Bitcoin has lots of possibilities, we wanna make sure that it will go to its rightful place in the future.