There are currently at least 1,200 different types of coins as listed on Coinmarketcap. Which one will prevail? Or rather, which group of coins will survive for the long term. What coin/token should you have now for the year 2019?
The only thing you need to look at is the volume of the coin. If the coin have a big volume it means that it have interest of the investor even if the coin is not that good it will gain value because is going to be pushed by big funds manager. Find those type of coins and then hold till they pumped. ETH, BTC, BAT, BNB, LTC, MKR this ones will survive.