I think the idea behind it is solid, and it has a great user interface for being so new.
SALT coin is a future invest coin. This ICO already closed in August 30. But many users are join this project. Because it have good future and high profitable investment.
All the traders are also like to investing in SALT coin. This altcoin is better to invest. But more altcoins are available in the digital market. You should check to which altcoin is suitable for your convenience.