Bitcoin is no doubt risky investment, but it depends on people, bitcoin is opportunity to some and challenge to some. I think you should not borrow money to buy bitcoin.
Investing in bitcoin is very risky but it is opportunity to become rich and successful in the future, and it is a challenge cause you invest your money in bitcoin and we know the value is unstable and we dont know when it happen if the value is increasing or decreasing. Investing in bitcoin you facing in opportunity and challenges.