Bitcoin is still on top of any cyrptocurrencies, the many users will have the network congestion it has. Bitcoin is not dead as what you think its still the best nowadays because of its votality. And, many users are still into using of bitcoin whatever happens. Because many are still earning and getting benefit of it.
Bitcoin users are very loyal to bitcoin, they will depend it if others criticize it, will buy more bitcoin if the price went down. They will support and cling to bitcoin amidst the longer transaction confirmation and higher fees. Because of these loyalty and support bitcoin will not die and will continue to prosper as a currency worldwide.
This is true because Bitcoin's core fanbase fits a niche of people who are interested in tech. This is not something that can just disappear or that will disappear to support another cryptocurrency because of the slightest variation to the blockchain system that they create.