Bitcoin is not limited to be used as currency but also can be used as investment, as a currency Bitcoin can be used as global currency it will make the transactions easier and then Bitcoin also can provide a new job opportunities and new business opportunities
that's true, that is why lot of people get involved in bitcoin because of good opportunity if you work hard in bitcoin, because nowadays finding job is really hard to find. Most of the company hire only people who have master degree or have a good background in his/her previous work, unlike bitcoin as long as you have internet connection and you have a gadget to use, you can join or work on bitcoin.