So the success of Bitcoin lies in its mass adoption, something that won't happen again
Discussion
Obviously, if people don’t use it, it’s useless.
Also its track record has been established for 15 years now. It perfectly does what it promises to do.
All those who use and accept Bitcoin as payment do so for the real Bitcoin. Forks and clones although they run the almost the same code fundamentally, are not Bitcoin anymore.
There are forks of Bitcoin out there, like BCH and BSV. Go look how they’re faring now.