I really dont know how far bitcoin is but I just hope that it will works much more longer years.And it will succeed someday so that all of us,I mean all of the users of bitcoin will be succeeding also.Bitcoin is the best online job for now a days in every countries and lots of people was already achieve there goals because of bitcoin and I expected that bitcoin will going to continue in a long long years more until I reach my goals in life and all my dreams will come true through bitcoin.