I think the risk of investing in bitcoin will depend on several things. Like your skills, your knowledge of bitcoin markets, etc. When you have deep knowledge and skills about bitcoin. Certainly the risk of investing in bitcoin will be smaller?
That's one of the reasons. Our knowledge and skills are the most important thing. Besides the selection of investments into things that will affect, whether we will do trading, mining or just doing bitcoin holding. It will affect the strategy that we do.
We shouldn't missed any opportunities that may happen, reaseach for the good ico with high return,legitimacy and overviews,.we can also do trading with watching the value of coins for trading and campaigns as well as saving some for future pump. We should manage well our time to do so.
Investing in ICOs now are not that hard because there is a lot of sites that you can have information about the ICO project and also you can listen to other people's opinion about the ICO if you have groups in different social medias that discussing about cryptocurrencies and you can also watch some videos in youtube which most of the youtubers summarized the content for you.