There have been quite few articles about the Venezuelan Petro and that it raised few billions of USD, which is a lot of money. I have been thinking whether to get involved but I told myself who would I be supporting by purchasing Petro, would it be for regular people who are really struggling in Venezuela nowadays or for the governmental official who are already living their dream anyway from poor man's money? I don't believe they intend to do much for the citizens but just to grow their wealth even further.
You can learn something about the situation in Venezuela in this article:
https://www.theguardian.com/world/2017/aug/26/nicolas-maduro-donald-trump-venezuela-hungerAnd here is the article on the people around the president Maduro and their lifestyle:
https://www.reuters.com/article/us-venezuela-politics-socialmedia/shaming-chavistas-venezuela-activists-decry-officials-luxury-lifestyles-idUSKBN18T2ADTo sum it up, I would recommend everyone not to support and invest in this crypto as you might end up supporting the regime suppressing it's own citizens. That is not why bitcoin and blockchain were invented, that is actually exactly the opposite...