This guy believes in Tron, Cardano and Ripple coin. Interesting to see his explantion and that Cardano and Ripple was also listed in my Top 5 that I posted a few days ago:
https://steemit.com/bitcoin/@djottic/5-bitcoin-alternatives-for-2018
Please not: I do not encourage you to invest or not to invest in one of these coins. This not financial advise, just my personal opinion. Please use all websites shown in this post at your own risk. Investing can lead into a complete loss of your money.