Ключевые слова: background, bitcoin, business, businessman, button, charity, closeup, collective, computer, computing, concept, conceptual, connect, corporate, crowd, crowdfunding, crowdsourcing, dark, data, device, dollar, donation, enter, euro, finance, financing, funding, fundraising, group, hand, ideas, internet, jointventure, man, money, network, pc, pound, press, project, sign, sourcing, suit, technology, touch, venture, virtual, yen,