What developers of blockchains and cryptocurrencies have to keep in mind Let us assume that cryptocurrencies are the money of the future. What political gains will they bring with them? What do we already know — and what is still in the balance? Such questions are difficult to answer because, with cryptocurrencies, technical details become big political questions. Photo by Joakim Honkasalo on Unsplash What is the purpose of Bitcoin has been the subject of so much debate.