X @vitalik.eth

Ethereum Ecosystem Contributions - Polygon hosts Polymarket, a successful "not just boring finance" application, demonstrating valuable use cases beyond traditional finance [1] - Polygon has supported various applications requiring high scalability within the Ethereum ecosystem [1] - Polygon invested significantly in ZK-EVM proving technology early on, contributing to the advancement of the field [2] - Polygon has developed infrastructure for proof aggregation (AggLayer) and other technologies [2] Philanthropic Efforts - Sandeep Nailwal contributed personally to CryptoRelief_, supporting biomedical infrastructure and research in India [2] - Sandeep Nailwal voluntarily returned $190 million from SHIB tokens, enabling the Balvi open-source anti-airborne-disease biotech program [3] - CZ (Binance) donated $10 million in BNB to support the Balvi program, with additional ~$20 million contributed personally [3] ZK Technology and L2 Landscape - The market structure has evolved, with L2 teams and ZK teams becoming separate entities, potentially more efficient than in-house development [5] - The author hopes Polygon can adopt readily available ZK technology for its PoS chain to achieve full security guarantees from the Ethereum L1 [6] - ZK technology has improved significantly, with proving costs around $0.0001 per transaction, challenging the perception of ZK being unviable for hyperscale applications [6]