Why High Bitcoin Fees Don't Always Mean Faster Confirmation
A higher fee doesn't guarantee a faster Bitcoin confirmation. Here's the exact mechanics of mempool prioritisation, and where the logic breaks down.
№ 134SecuritySybil Attacks on Nakamoto Consensus: The Real Cost
Why flooding a proof-of-work network with fake identities doesn't work: the economic mechanics that make Sybil attacks prohibitively expensive.
№ 135BitcoinHow Bitcoin's UTXO Model Prevents Double Spending
Bitcoin stops double spending without a bank using unspent transaction outputs. Here's the exact mechanism, with a worked example.
№ 136BitcoinHow Hash Functions Prevent Bitcoin Block Malleability
Cryptographic hash functions lock every Bitcoin block into place. Here's the exact mechanism that makes retroactive tampering computationally absurd.
№ 137BitcoinHow Taproot Changed Bitcoin Multisig's On-Chain Footprint
Taproot made complex Bitcoin multisig wallets look identical to single-sig on-chain. Here's the exact mechanism, the tradeoffs, and what it means for privacy.
№ 138BitcoinBitcoin Dust Threshold: What Makes a UTXO Unspendable
The Bitcoin dust threshold isn't arbitrary. Here's the exact fee logic that turns a tiny UTXO into an unspendable output — and why it matters.
№ 139BitcoinOP_RETURN: How Bitcoin Stores Data On-Chain
OP_RETURN lets anyone embed up to 80 bytes of arbitrary data in a Bitcoin transaction. Here's exactly how it works and what it costs.
№ 140AnalysisBitwise Sees More Bitcoin Downside Ahead
Bitwise's André Dragosch warns of up to 20% more bitcoin downside, sketching a 'max pain' floor near $48,000. What that scenario actually means.
№ 141BitcoinBitcoin Institutionalization Faces a Fundamental Clash
A circular economy founder argues bitcoin institutionalization works against the asset's original design. Here's where the friction actually lives.
№ 142RegulationDeFi Compliance Faces a Reckoning on Two Fronts
A $1.34M Raydium exploit and Botanix's layer-2 shutdown show DeFi's compliance and security gaps colliding with thin demand. What regulators watch next.
№ 143MiningWhy Miners Sometimes Orphan Their Own Blocks
Proof-of-work miners occasionally discard valid blocks they just mined. Here's the exact mechanic, why it happens, and what it reveals about mining incentives.
№ 144BitcoinHow Mempool Congestion Spreads Across Node Clusters
Mempool congestion doesn't hit all nodes at once. Here's how geographic propagation works and why your fee estimate can lag reality by minutes.