It is too early to talk about the full acceptance of Bitcoin in the world. Bitcoin is partially circulated only in countries with highly developed economies, such as the United States, Japan, and a number of countries in Europe and Asia. The adoption of cryptocurrency means that you can pay with it for goods and services, and this way now available not everywhere.
Yes, we cannot say that bitcoin is accepted in all country because some country still not deciding to accept or not while the other country still in the discussion to accept.
But the adoption still happens and this year could be a good time to spreads more good news about cryptocurrency so we can see the cryptocurrency slowly become famous in out there.
We need to spreads about bitcoin in all places so people can join and use bitcoin too.
When bitcoin can be accepted in all country, we will see the adoption will success to reach all people.