There has not been a single Altcoin that has been able to replace Bitcoin to date, because bitcoin is the king of Crypto, the dominance of bitcoin has never been doubted until now, this will be difficult for other altcoins to try to get ahead of bitcoin, because there are very many bitcoin enthusiasts compared to altcoin enthusiasts.
Yes, what you say is very true, but until now there are still some people who think of beating Bitcoin, even though it is a very difficult job to do, and sometimes some people also forget that Bitcoin is very old and has been developed gradually.