Someone keep btc for profit, someone keep the future, some people fear the crisis $ devaluation ... so bitcoin will be a complete choice for them, can trade many countries, Useful quick.
Yeah, there are many reasons why they are holding bitcoin. I am holding bitcoin because I believe in the future of bitcoin that it will become the number one currency on the planet. Bitcoin will be used by most of the people and it will provide a new way of payment method which we only need 1 currency on the world