Bitcoin is a good oppurtunity in business bitcoin is great cryptocurrency in this business you earn money and you have a chance to invest and you money will grow bitcoin is very popullar now by investing business in other country.
The terms Popular, acceptable, easily available are all relative terms and they depend upon which country are you living in. Because most of the people who belong here are from western countries where bitcoin is easily available and there is no harm in investing in the bitcoin, whereas in some countries governments are coming after the people who are investing in the bitcoin, there is also a country where Banks are seizing the amount they get from the crypto currency source. So availability of the Opportunities are also relative, but those who know how to get the things done on computer