Circle Stock Drops 72% From High Despite Institutional Buying, Nomura FX Deal

Circle Internet Group ($CRCL) is drawing heightened investor attention as its stock remains under technical pressure despite signs of growing ‘institutional demand’ and a push into foreign-exchange settlement with Japan’s Nomura. The mixed signals—insider selling on one side and fresh buying by professional investors on the other—underscore how the market is still debating whether Circle […]

IREN Signs $50 Million-Per-Year Warriors Deal to Advance AI Pivot

IREN Ltd. ($IREN), an Australia-founded Bitcoin (BTC) miner that has increasingly positioned itself as an AI cloud infrastructure provider, has signed a multi-year sponsorship agreement with the NBA’s Golden State Warriors that is expected to exceed $50 million annually—one of the largest deals of its kind in North American sports. The partnership is set to […]

Base post-mortem reveals sequencer bug behind back-to-back outages

A sequencer bug was responsible for two outages of the Coinbase layer-2 network Base last week, according to a post-mortem.  The Base engineering team said in a Saturday post-mortem that they identified a bug in sequencer block-building logic that allowed “stale journal state” to persist after a transaction validation failure. “An invalid transaction was received by the block builder and failed during execution, as expected, but erroneously did not clear the journal state that contained the accounts and storage slots that had been accessed,” said the team.The Base layer-2 network runs a single sequencer, which means one bug can stop everything. It is a centralized blockchain component that decides the order of transactions and has been responsible for outages on other layer-2 chains, including Arbitrum, OP Mainnet and zkSync Era. On Thursday and Friday, Base mainnet experienced two block production outages, the first incident lasted 116 minutes and the second lasted 20 minutes. There was a complete halt of new layer-2 blocks, and the sequencer and validator nodes could not progress past the invalid block until sequencing was restored.The team fixed the outages by applying a patch to the sequencers to ensure the journal state was properly updated during execution. However, mitigation took longer than expected “due to infrastructure conditions unrelated to the original bug,” they said. There was also a “race condition” after the system reset, which prevented the sequencers from catching up, causing the second outage. Related: Coinbase’s Base resumes block production after 2-hour outageGoing forward, the Base engineering team plans to improve protocol “fuzz testing,” which involves bombarding the system with large volumes of random, malformed, or unexpected inputs to find bugs, and building “graceful recovery” so that validator nodes don’t need manual restarts during future incidents.Not the first outage for BaseIt is not the first sequencer-related outage for Base, which stopped producing blocks for 17 minutes in September 2024 and for around half an hour in August 2025. Base is the second-largest layer-2 network by total value secured, which is just under $11 billion, according to L2beat.Magazine: AI is banking the unbanked in Africa… faster than crypto