They don't really think that much.. Because they have never bothered to actually find out what it is.
It's a pretty good opportunity for you to introduce the bitcoin to them, because they can still be expected to be able to know and wear a bitcoin. In contrast to some people who were in the mine, many of them consider the bitcoin as the currency used for the negative stuff and not reliable. try to introduce the bitcoin to those who have the potential to use it because the more people wear the higher price of the bitcoin bitcoin.
around me don't know what is bitcoin and how it works. Even all my friend don't know too about bitcoin, once i introduced bitcoin to 1 of my friends.