Power outages in major cities in Iran and Venezuela. Bitcoin miners flock to areas with cheap electricity and according to authorities, the energy-hungry cryptocurrency is overloading local power grids, while others believe that authoritarian regimes have found a convenient scapegoat.

Microsoft and Paypal welcome payments with bitcoin. Now Swedish payment provider Qliro also opens up the possibility. Unfortunately many of the big banks in Sweden are still not convinced.

It can be compared to gold, but with extremely high risk. The value of bitcoin has exploded in value in recent months as more established players have accepted the cryptocurrency.

Are cryptocurrencies the money of the future or the biggest bubble since the 17th-century tulip hysteria? One thing is for sure: Cryptocurrency is on everyone's lips right now from tech moguls to old-school payment companies. Even a currency around a dog meme is valued at billions!