Do you think Bitcoin will remain the most dominant coin both short and long term? Even though it does not remain the most dominant coin, this will not be the same as saying that Bitcoin wont exist long term.
if you tell someone about cryptocurrency their first thought is bitcoin so no doubt that bitcoin will never be forgotten or be taken its place.
People today is still investing a huge amount and that is the reason why cryptocurrency will never die because it was already recognized by every country today.