Technical analysis is very helpful to decide when and where to invest, We all know trading are risky but traders are willing to accept the risk just to earn profit, One way of minimizing the risk is deep planning, Gathering data would be easier for us to identify which one has potential and easily anticipate its movements.
This assuming of risk exist in all the businesses and therefore I am not considering it a risk because I know that, I know the knowledge of Bitcoin and other crypto market coins. I have never been busted and no one will ever bust if knowledge is here. The technical and expert analysis both are necessary to here and watch what is going on in the market. Keep updating about the market will result in making your decisions to the right direction.