We track millions of social media posts and use machine learning to determine sentiment for hundreds of cryptocurrencies in real-time. Below is daily sentiment of tweets for Ark over the last few days.  The daily sentiment of Ark  surged on 15th December. As we have already posted in other such cases in the past this means a major bullish signal for the price and indeed the price of Ark has since then rallied by more than 40% in a couple of days. Our sentiment has again proven correct – read more about many past great trading signals like this in our blog posts. And you can start using it by subscribing to our platform at www.bittsanalytics.com.