Investing in bitcoin is indeed profitable if you hold it for the medium and long term. At this time, that's more suitable. Because in the short term, it's difficult to predict and the market is always fluctuating. That's why many people choose to invest in bitcoin and bitcoin is still a favorite
Bitcoin is always the favorite investment for countries and individuals to make because at any time you invested in it, towards its dip or bull, you are quite sure you end up being at profits if you are investing for long term. Is when your intentions is not for long term you will feel very anxious each time Bitcoin decreases in price.
In my opinion, long term investors need not worry about Bitcoin price fluctuations at intervals because they are on a long investment durations, probably five or more years.
Short term investors are usually engaged on constant market watch, because they may see some opportunities to close their positions at certain price level to take profits.
Obviously, Bitcoin is the most preferred investment portfolio on the crypto space, whether on a short or long term options, it is still many investor's choices.
As a matter of facts, Bitcoin remains the best coin for investments than altcoins with huge capacity to recover and good returns, it is highly profitable both on the short or long term levels.