sorry mate, nothing we can do to undo it, wait for the next boom maybe
Exactly, what is done cannot be undone. This is the reality of human life. We dont have the power to change our past. If it was ever possible then all of us would have become angels by now with correcting our mistakes from travelling into the past. This is the reason why it is advised to show care while making decision about the digital asset. These are not weak coins or cheap assets.