I'm wondering why the examples cited in the article are all from the former USSR. Does it mean that it is not safe to roam around the streets of those places? I'm pretty sure things could be much worse in some other parts of the world.
Whether you have investments in crypto or not, it is always prudent for one to take extra precautions to avoid falling victim to thieves be it online or in the real world. The tips in this article may provide added info on how to keep yourself safe online:
http://bitcoinist.com/secure-cryptocurrency-wallet-16-simple-tips-beginners/Crime has no boundaries. In any city of the world you can become a victim of a crime. Even if you do not leave the house you have the opportunity to become a victim of hackers. As for the Director of EXMO, he himself is to blame for his abduction. People started to exchange money and to output them is required to prove the legal origin of the money. It was not a ransom. They got their money back.