Think blockchains are just chains? The real power lies in consensus. Proof‑of‑Work (PoW) fought for security by burning energy; Proof‑of‑Stake (PoS) trades that for validators holding coins, slashing the carbon footprint. New models like Delegated‑PoS, Proof‑of‑Authority, and hybrid schemes blend speed, decentralization, and eco‑efficiency. Understanding these builds smarter strategy.
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Bitcoin halving slashes block rewards by 50%, tightening supply. Miners face higher cost per BTC; only those with low‑energy or efficient rigs survive. Historically, halving pressures prices upward as scarcity rises, but the market can dip as miners adjust. Long‑term trend? Stronger mining economics, sharper price rallies, and institutional confidence.
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Security, decentralization, scalability – the holy trinity that keeps blockchain alive. Most networks sacrifice one to boost the others, but hybrid chains are closing the gap. Layer‑2 rollups keep data on chain, sharding splits load, and PoS keeps consensus cheap yet trust‑worthy. Together they aim for a fully functional, secure, and scalable future.
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