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AmEx Upgrades Rewards Program with Hyperledger Blockchain

American Express announced a blockchain-based loyalty rewards program using Hyperledger's technology.

By Nikhilesh DeMay 23, 2018

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Today

3:59 PM

Positive

America’s largest banks are building a new digital currency network to stop a massive deposit drain

America’s biggest banks are launching tokenized deposits to compete with stablecoins, opening a new front in the race to become the dominant form of cash on blockchain networks.

3:00 PM

Negative

A crypto pioneer who turned a $20 million family stake into a billion-dollar fund doubles down on bitcoin

Sourcing initial capital from his mother to build a $1 billion crypto empire, DFG CEO James Wo says market metrics do not support Tom Lee’s $250,000 ether prediction.

1:30 PM

Satoshi-era bitcoin at center of $285 billion lawsuit moves after 14 years

The 1LwWt address received a legal notice from Salomon Brothers via Bitcoin's OP_RETURN field in July 2025 demanding the owner prove ownership by November 5, 2025.

1:00 PM

Positive

A massive hiring wave reveals trading firms are no longer viewing Polymarket as a niche betting tool

While rising volume on Polymarket and Kalshi is attracting quantitative firms to prediction markets, they aren't focusing on event outcomes; rather, they're exploiting market inefficiencies for profit.

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