Ethereum would be the best alt right now to invest in, especially when the market is at such a low. Since its origin in 2015, the coin has seen a growth of 3500% in its market itself and last year itself had profit gains of 1100%. The coin has also been well accepted in the financial market and is now adopted by big companies like Microsoft, Intel. The coin has a bright future and is the least risky alt to invest in right now.