This is the unexpected thing, bitcoin 9 years ago as there is no clarity, but because the system is unique and good eventually many companies are investing bitcoin.
If we are one of those people that started believing that bitcoin is going to go this far. We are now rich and one of those people who are now enjoying their investments with bitcoin. And it is still not that late, the price is still higher than $2,000 and it is still good to enter bitcoin investment and many companies are now seeing it's potential.
Bitcoin is like gold, the returns of bitcoin are way better but almost any altcoin grew more in the last months than bitcoin, so if you really want to make money then altcoins are what you should be looking for, and once you get your desired profits then you can switch to bitcoin and forget about having to watch your investment every single day since bitcoin is the most stable of all the cryptos, thanks to its huge market cap.