Cryptocurrencies use as an investment way these days, they not exactly became a payment method yet. So i think the market has a great potential to grow in years so no one late the party. I dont like since there is too much useless project around but they will be gone eventually and today if we choose wisely everything will be fine.
It is best to jump on the train when he is near, and not to think where he will then. In a couple of years, a lot of people will be thinking about today, as well as you about the past. So do not think, and join and try to catch the tail of luck.