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The original cryptocurrency and proof-of-work blockchain.
A peer-to-peer electronic cash system launched in 2009. Proof-of-work mining secures a UTXO ledger with a fixed 21 million coin supply; Script, SegWit and Taproot enable programmable spending conditions, and the Lightning Network adds fast off-chain payments.
BitcoinBeginnerEvery 210,000 blocks, about every four years, Bitcoin's new-coin subsidy to miners halves, capping supply just under 21 million. It slows issuance, squeezes miner revenue, and shifts more of the security budget onto fees.
#basics#consensus#mining
BitcoinBeginnerFor years, the spotlight in corporate Bitcoin adoption has focused on giants like MicroStrategy — companies raising billions in debt to fill their balance sheets with crypto. But a quieter, more sustainable revolution is taking shape: small and medium-sized businesses using Bitcoin not to gamble,…
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BitcoinBeginnerAt the America Business Forum in Miami, U.S. President Donald J. Trump renewed his call for stronger national leadership in cryptocurrency and blockchain innovation. During his keynote address, he outlined a vision to establish the United States as the world’s top hub for Bitcoin and digital…
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BitcoinBeginnerAfter making a strong debut in the United States, BlackRock is set to bring its iShares Bitcoin ETF to the Australian Securities Exchange (ASX) by mid-November 2025, marking a major step in the global expansion of its digital asset portfolio. This launch positions BlackRock, the world’s largest…
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BitcoinBeginnerCrypto & Global Markets UpdateBitcoin steadied around $109,000 on Friday as Asia-Pacific markets opened in positive territory, helped by upbeat momentum from Wall Street after strong tech-sector earnings. The calmer tone followed a volatile week for cryptocurrencies. Regional Markets Japan led the…
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BitcoinBeginnerB In a landmark decision that could alter the trajectory of European finance, France’s National Assembly has passed a resolution rejecting the European Central Bank’s (ECB) plan for a digital euro, instead voicing strong support for Bitcoin and euro-based stablecoins. The initiative, introduced on…
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BitcoinBeginnerCredit agency S&P Global Ratings has assigned a “B-” speculative-grade rating to Strategy — the company led by Michael Saylor — citing its deep reliance on Bitcoin holdings and limited diversification. The rating marks the first time a Bitcoin-focused treasury firm has received a formal credit…
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BitcoinBeginnerA fresh wave of Bitcoin supporters — including Jack Dorsey and developer Peter Todd — are calling on the privacy-focused messaging platform Signal to integrate Bitcoin as part of a new “Bitcoin for Signal” initiative. The campaign, led by pseudonymous Bitcoin developer Cashu, seeks to enable…
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BitcoinBeginnerBitcoin investors may need to readjust their expectations for 2025 as fresh analysis points to a higher long-term floor for the world’s largest cryptocurrency. According to on-chain analyst James Check, Bitcoin appears to have firmly established a bottom around $110,000, suggesting the next market…
#ai#crypto
BitcoinBeginnerMicroStrategy’s Bitcoin holdings have now reached an estimated value of around $78 billion, placing the company’s treasury close to those of global tech leaders such as Amazon, Google, and Microsoft — each of which maintains between $95 billion and $97 billion in cash and equivalents. Earlier this…
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BitcoinBeginnerEven though Warren Buffett has long endorsed the S&P 500 as a prime investment vehicle, recent trends show that Bitcoin has far outperformed the stock index since 2020. Phil Rosen, co-founder of the stock market newsletter Opening Bell Daily, highlighted in an October 5 X post that while the S&P…
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