I think this fake bitcoin scam stories are certainly are just the small ones. People still trusts the media more than anything else when it comes to scams expose' so I doubt people will believe that easily if someone shared his story getting scammed. These kind stories probably came from bankers.
This is a real and very serious problem, see this:
this is creating many problems and causing many people to fall into this scam and lose money, according to the article:
Quote
Also, Vitalik Buterin, Ethereum (ETH) cryptocurrency founder was so sick and tired of scammers pretending to be him that he changed his username to "No I'm not giving away ETH."
we got to that point
"Our legal teams work hard to take down these fake stories or companies misrepresenting us. We are doing all we can and the police also work tirelessly to shut down the major operations. We would advise everybody to remain vigilant," said Branson.
this is the only solution
