so true one of many scams doing the rounds
Even wrote to Mr Duncan Cameron  However no response as expected.
He has deleted his linkedin profile and as per the latest update from him
this is his profile

Duncan Cameron's email
Co-Founder @ Asg Blockchain
Perhaps another scam in the making
 Duncan Cameron's Email

Found 3 emails domains

    @cryptogamingservices.com @pokerstars.com @casinocoin.org
This is what is profile lists
Location    London, London, United Kingdom
Work    Director Technical @ Casinocoin
Co-Founder @ Crypto Gaming Services
Project Consultant
Skills    Online Gaming, Gaming Industry, Online Gambling, Gaming, E-commerce, Project Management, Poker, Mobile Applications, Web Applications, Affiliate Marketing, Marketing, Casino, E-payments, Loyalty Programs, Mobile Games, Live Events, Conversion Optimization, Bingo, Project Fixer, Process Specialist, Casinocoin, Bitcoin Mining, Bitcoin, Blockchain Technology, Affiliate Management

In case anyone bumps into him this how the guy looks like
<img src="https://i.ibb.co/Mn1YTV6/duncan.jpg" alt="duncan" border="0">