my neighbor ask about trading, "can you make and withdraw money from trading?" and i said, yes i can. but he still unbelieve and ask more and more the same question. so i explain basic of trading.
actually they just less information about bitcoin, what they know is negative news, so they called it scam.
Yes, your right, I have the same issues. When they ask a question about bitcoin and answer it correctly, they keep asking and asking and ended up repeating the same problem. After that, they will still say that bitcoin is a scam, I keep telling them that is not a scam other people use it to make some scam, but the bitcoin itself is not and if you want to know about bitcoin make your evaluations so that you have more information about it.
it's hard to explain for those who have a different view from bitcoin. and I think we leave them and answer them from the achievements that we can, like being able to buy a car, house, or other property. usually such people will believe in evidence. after they realize they just want to learn