The author is into Bitcoin since 2010/2011 and started blogging in 2013 on famous https://fuk.io blog. Currently is one of top authors on Steemit blockchain social media with over 29 000 followers, a moderator on Bitcoin forums and an influencer who worked with many blockchain companies, services, tokens and ICOs.
Kingscrown believes that real trader makes money on markets not from his readers so all informations he shares for free like this very ebook.