I think there will be more adoption of cryptocurrency on 2019. And, I believe government can accept crypto world with more friendly regulation. For bitcoin, I don't know whether the price will rise or not.
No, some countries are still doing research on crypto. 2019 is still discussing crypto will develop and not disturb the financial stability of a country. Regulations concerning crypto legality in various countries will be published around 2020-2023, except in developed countries. Current conditions are said by many countries to be attacked by a crisis caused by the trade war between the USA and China. So, that every country is still focused on improving their economy. However, it cannot be denied that 2019 will be the determinant of the future crypto and the ICO competition will be even tighter.