Dossier
OP_RETURN field
Coverage of OP_RETURN field in the Nexus archive.
- Bitcoin Miners Face AI Squeeze as Hash Rate Flattens and Network Enters New Security Phase, Fidelity Says
Bitcoin miners are shifting resources toward AI data center workloads as hash rate and mining difficulty decline, according to Fidelity Digital Assets. The report highlights Bitcoin's structural advancements, including quantum-resistant upgrades and node diversity concerns, alongside resilient demand for crypto exposure through mainstream channels.