is there a probability that these keys will one day be broken, YES. A high probability, with lots of time, YES. Even higher if the values of these early coins/keys are multiples of what they are today, YES.
Again, this is you repeating your claim. Repeating your claim isn't evidence. You haven't given any numbers, explanations, information from expert cryptographers or any external links at all.
Again, this is you repeating your claim. Repeating your claim isn't evidence. You haven't given any numbers, explanations, information from expert cryptographers or any external links at all.
Do you understand what evidence is?