According to Mike Silagadze, ether.fi is offering EF Devcon attendees in Argentina a 20% cashback on everything purchased using the ether.fi card during the event (source: Mike Silagadze on X, Nov 17, 2025). He also highlighted a free asado perk included with the same campaign (source: Mike Silagadze on X, Nov 17, 2025). No additional eligibility rules, caps, or timeframe were disclosed in the post, so the confirmed terms are the 20% cashback on all purchases via the ether.fi card and the free asado for EF Devcon attendees in Argentina (source: Mike Silagadze on X, Nov 17, 2025).

According to the source, Gemini is expanding its crypto credit card lineup with a Solana Card that offers an auto-staking option for SOL rewards. source: the source The card will auto-stake SOL rewards, integrating staking yield directly into card earnings, which is relevant for assessing SOL liquidity and passive yield strategies. source: the source Traders should watch for official details on rewards rate, fees, regional availability, and on-chain handling of auto-staked rewards to evaluate any impact on SOL staking participation and exchange float once the card is available. source: the source

According to @coinbase, the newly launched Coinbase One Card allows users to spend US dollars while earning Bitcoin (BTC) as rewards. This innovative feature enables real-time Bitcoin accrual on everyday purchases, directly integrating crypto rewards into mainstream spending. Traders should note the potential for increased Bitcoin (BTC) demand and on-chain activity, as more users may hold BTC for rewards and potentially trade or invest further, boosting liquidity and volatility in the BTC market. Source: @coinbase, official Twitter announcement.

According to Dan Held, Coinbase has introduced a new American Express credit card that offers users 4% Bitcoin (BTC) back on purchases. This move positions Coinbase as a key driver for mainstream crypto adoption, providing traders and investors with a direct way to accumulate BTC through everyday spending. The announcement is expected to increase Bitcoin transaction volume and could impact BTC price action as more users convert traditional spending into crypto rewards. Source: Dan Held on Twitter.