400 TPS and “Ethereum on your phone”: Vitalik Buterin & Tomasz K. Stańczak dropped big news at ETHKyiv 2025

At ETHKyiv 2025, despite the ongoing war, over 100 developers showcased cutting-edge privacy-focused decentralized apps (dApps) and competed for grants. The standout announcements came from Ethereum co-founder Vitalik Buterin and developer Tomasz K. Stańczak, who revealed major upgrades—including achieving 400 transactions per second (TPS) and enabling "Ethereum on your phone," signaling big strides in scalability and accessibility for the blockchain.