Always bear in your mind if you invest in ICO today, "HOPE FOR THE BEST BUT ALWAYS PREPARE FOR WORST", to expect best result of your investment in ICO all the while being prepared with options in case it is the worst one possible, there is a few investor in ICO today being fooled, beacause they don't prepare for the worst.
This rule you can use when you investing in ICO, BTC, ETH and all other ways for investing.
Because no one can give you a guarantee that you money will be safety and growing.
But this is a reason why in investing you can earn more money - because a lot of risks, and people always want to pay for this.