Near-perfect things don't need to be changed.
Good-quality bread or croissants can remain the same for centuries, yet you enjoy how crunchy and delicious it is every day as if it was the first time you tasted it.
You can even bake your own bread at home instead of buying it from untrusted bakery if you want to avoid any unwanted ingredients.
Similarly bitcoin is like a delicious pastry that hasn't changed much over time. People still enjoy it every day as if they just tasted it for the first time. It's even better because the more I learn about it, the better it tastes.
It just doesn't smell so wonderfully.
