Of course it does.
No such thing as good profit without risk, it is what makes it "instant" compared to traditional working.
Though you can always minimize that with adequate knowledge and strategizing.
I agree in your opinion joining in investing in bitcoin is good choice but there is a risk if you want to earn more profit cause it is not an ordinary work and income can you get easily, joining here you need lot's of knowledge and strategy on how you can get more profit in your investment. Investing in bitcoin you need be calm and patients to wait cause the price value of bitcoin is unstable and if you want to earn more profit you wait until the price is going up . The risk of bitcoin is the price value is unstable.