The best solution for cryptocurrency investment is to use Cryptics. It is a cryptocurrency exchange rate forecasting platform, which is working on a base of artificial intelligence and is able to make a predictions regarding the prices of different cryptocurrencies with 70% accuracy. It can provide HFT forecasting (3 minutes ahead) and day-to-day forecasting on a base of social media analysis and P/L analysis. However, do not take everything for granted - you always should check everything by yourself