I agree that it is better to buy Bitcoin and hold it. Bitcoin raise very quickly and many people became rich thanks Bitcoin.
Here is a very interesting article about the largest Bitcoin holder
https://dailycoin.com/bitcoin-billionaires/Many people use Bitcoin for investment purposes and the price of Bitcoin continue to grow.
Bitcoin gave the opportunity to earn money to many people. A lot of people who hold their Bitcoin and do not sell it now is rich, because bitcoin grows a lot.
I prefer hold. I think Bitcoin is the best.