Yes, Bitcoin is an irreplaceable major currency. We can see that there are so many alt that came later they disappeared, only Bitcoin has remained standing for the past nine years.
I think the reason why most people keep resemble bitcoin because of its outstanding growth and its platform was acknowledge to lead among all currencies. And I prefer to keep and hold this asset as I believe its growth will continue to progress accommodatingly.
you are right bitcoin has all-powerful growth this year and it will going to increase more , and I am confident in this regards to the way forward for bitcoin, nowadays we are able to see in all stores and market bitcoin is definitely the most effective crypto currency that is certainly working as currency too, thus bitcoin has growing nature since long we can see it made progress and it'll make good importance as currency around the globe very soon.