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!
yes you are right, only bitcoins do not swap and others. meanwhile, many projects do it and they hope that by doing so it can increase prices. but in reality it was only a futile effort and detrimental to investors who did not know the latest information.
Very true to the present, it has lost countless money of the foolish believers, including me. I have regretted believing false and false information to me
