The Founder of wikileaks posted on his twitter how bitcoin bitcoin has become profitable over 5000% after his his means of donation was blocked illegally in 2010 , this is one perfect use-case of bitcoin, (
https://twitter.com/JulianAssange/status/919247873648283653/photo/1 ) , but from the replies, its seems most people are still ignorant of bitcoins..
I agree that there are still many people who are truly ignorant in terms of bitcoin, even some rich people does not know about bitcoin, and some really give a comment of illegality of bitcoin which is so very bad in view of bitcoin at all.
The people who knows about bitcoin never say any thing bad of bitcoin as they know the true power of bitcoin.