Bitcoin has never been risky but seems risky to those who don't know about Bitcoin and have no knowledge of how to use Bitcoin.
In every investment there is always a risk, so however irrespective of how potential and transparent Bitcoin is, there is always a risk especially for those beginners that prefers an easy way instead of actually learning what they are supposed to before venturing into it.
In this case the risk involve is that there is a likelihood that the beginner could end up losing his secret phrases or panicking if they hear a bad speculation about Bitcoin and resulting to selling off there Bitcoin on discounted rate.