I think this news is exaggerated. Crypto currency has no relation to gambling. This is just hilarious news for the popularization of some Finnish clinic. I do not think that someone will go there 
It's a completely normal thing. Workaholics are also being treated, just like people who are addicted to trading and can't sleep constantly worrying about their assets.
There's also another article about this clinic in Scotland here:
https://futurism.com/rehab-clinic-treatment-cryptocurrency-addiction/
There's no need to exaggerate, addictions are present in every part of our life. We have addicted computer players, alcoholics, sexoholics, smokers...