Bitcoin is now still in its initial stages with nearly one third of its total amount of coins mined, now its value is extremely volatile and fluctuates a lot in the short term but according to its history, it has gone from a few dollars to thousands of dollars in value in less than a decade so its a long-term investment.
Bitcoin has being winner till last year when it has reached 18k. Nobody had expected the btc could rise so quickly in so less time and this year also we will see that btc will rise and make wave like last year in coming months. Though it is fallen currently but does not matter as recover could be real quick.