Bitcoin, a decentralized virtual currency utilizing blockchain technology, has seen significant growth with an increase of 56% in the last month and 850% over the past year. Created in 2008 by the mysterious Satoshi Nakamoto, Bitcoin offers secure transactions without banks and has a capped supply of 21 million coins, with concerns about mining becoming increasingly difficult. While some countries regulate Bitcoin as legal tender, others have attempted to ban it, highlighting its resilience as a financial system.