:(I think we will know the answer in 50 years.
If bitcoin survive after 50 year, it can survive after 100 year.

I think bitcoin can be tried by everyone, but only real knowledgeable people can appreciate its fun。

As a newcomer to bitcoin, I'm interested in Achain, but I don't know much about it.
It looks like a very promising project, I am willing to spend more time to learn more about bitcoin and Achain.