We remember Hal Finney’s vision: the 20th anniversary of reusable proof of work

This week marks the 20th anniversary of Hal Finney’s introduction of Reusable Proofs of Work (RPOW), an innovative concept that paved the way for today’s digital currencies. Finney’s visionary work continues to reverberate throughout the cryptocurrency community, underscoring his deep knowledge of the development of digital cash systems. From RPOW to Bitcoin Hal Finney was (…)