that is why immutability has been one of the first and most important characteristics of bitcoin from the first day. a user, when converting his money to a cryptocurrency, has to be assured that what he is buying is immutable and can not become invalid as time passes. this is why bitcoin is still the strongest while others keep failing!
I agree with you on this point that bitcoin is the strongest and most stable for us to step into. I hope that other currencies can learn or make that difference, to add a new kind of knowledge to be exposed
i believe that it posible