Because most do not know what theyre investing in and would rather listen to the crowd. What happens then? Prices crash once youve bought into it. Taking a loan or using all your life savings can be hugely risky, especially if you do not have the prerequisite knowledge on the tech and the coins. Be informed. Ask the right people. Arm yourself with knowledge before jumping on the hype-wagon. This would significantly reduce your risk and most importantly, position you to invest in the long-term fundamentals of the technology.
Yes, I completely agree with you. The crypto market is very risky. I wouldn't advise to invest all the capital in it. Nobody knows that he will be with crypto-market after a while. Beginners who want to invest in crypto shouldn't do hasty steps in investments. Everything needs to be studied in detail!