Blockchains

Base adds a block every 2 seconds and Flashblocks confirm transactions every 200 milliseconds. That changes how apps read state, stream data, query history and submit transactions, and what they should check in an RPC provider.

Traders and app developers can use published gas budgets for orders, cancellations, deposits and withdrawals instead of simulating each transaction.

DAC, a quantum-resistant Layer-1 blockchain project, highlighted the need for post-quantum security as Italy inaugurated its first Quantum Supercomputer and industrial quantum annealer, Volta B1, at the Digital Innovation Forum 2026.

JSON-RPC, the interface most Sui wallets, bots and indexers were built on, is being replaced by gRPC and GraphQL. A good Sui RPC provider serves both, keeps JSON-RPC running during the migration, and is upfront about how far back its history goes.

The privacy Layer 2 plans hardened developer libraries in early 2027, while its full migration also depends on changes to Ethereum.

The seven-day poll gives STRK stakers and delegators a say, but any transition away from Ethereum settlement would need a separate governance process.

SolvBTC and xSolvBTC withdrawals will close Oct. 29. Deposits are already suspended for all four tokens.

The upgrade targets 150-millisecond finality, while validators and block-data providers face software changes before the switch.

Apps can hold DeFi positions under separate, persistent identities, but balances, amounts and contract calls remain public.

The devnet implementation adds ML-DSA-65 account signatures. Native mainnet support is targeted for Q1 2027, subject to audits and testnet feedback.