For 5% of humans living in USA, or 10% of humans living in Europe, it's pretty easy if you have a bank account: coinbase.com. I don't know the situation in Chin

For 5% of humans living in USA, or 10% of humans living in Europe, it's pretty easy if you have a bank account: coinbase.com. I don't know the situation in China as well, but it's doable as some of the price action is driven by Chinese buyers. So definitely not as much of a bubble as your comment may suggest.