You live in a first world economy with banking facilities available to you. some people in your country will be unable to access these same banking facilities a

You live in a first world economy with banking facilities available to you. some people in your country will be unable to access these same banking facilities and many millions more in other countries are in the same position, bitcoin lets them have a similar level of control of their money and lets them use online services that would be otherwise difficult to obtain. Re: darknetmarkets, many have moved on to other more privacy focussed coins, but they were a valuable use case for bitcoin.