Stream Launches on Arbitrum

**Session App** is launching quantum-resistant messaging capabilities powered by **Arbitrum**. This development builds on Session's previous work with onchain private messaging that began in March 2024. The integration with Arbitrum's Layer 2 infrastructure aims to provide enhanced security against future quantum computing threats. - Quantum-resistant encryption protects against advanced computational attacks - Built on Arbitrum's scaling solution for improved performance - Continues Session's focus on private, secure communications The upgrade represents a significant step forward in **preparing messaging platforms** for the quantum computing era while maintaining the benefits of blockchain-based communication.

**Major milestones across the Arbitrum ecosystem this week:** - **Binance Alpha** now supports Arbitrum, opening massive distribution for early projects - **Robinhood's GOOGL** becomes first tokenized stock to hit $1M market cap on Arbitrum One - **Vitalik donated 128 ETH** to Session app for decentralized messaging development - **Latin American expansion**: Eldorado enables Tether purchases via 80+ finance apps with USD payments - **ArbitrumDAO revenue** projected at $26.6M for 2025 - **Variational's Omni** shared $3M+ back with traders through refunds and rewards - **Peanut payments** surpassed $300K in QR transactions, showing strong product-market fit

**ArbiVerse Buenos Aires** concluded as Arbitrum's biggest event of the year during Devconnect week. The week kicked off with the **Uniswap Cup** soccer tournament, followed by active participation at **Devcon** where the team connected with builders and shared updates about upcoming showcases. **Wednesday's ArbiVerse** featured: - Builder showcases and workshops - Interactive games and talks - Traditional Argentine asado and live music - Local cultural experiences **Key partners** included ArbitrumDAO, Berry Investing, Eldorado, Alchemy, Fluid, Kleros, Peanut, and OpenZeppelin. The week wrapped with **ArbiPanadas** - a community gathering featuring traditional empanadas and casual networking. The events successfully combined technical content with Argentine culture, creating memorable experiences for the Arbitrum community during one of crypto's biggest conference weeks.

**Ostium Labs celebrates its first anniversary on Arbitrum** with impressive metrics that showcase rapid growth in the L2 ecosystem. Key achievements in just 12 months: - **Total trading volume**: $22.2B+ - **Total trades executed**: 300K+ - **Active users**: 13.6K+ The milestone demonstrates **strong adoption** of Arbitrum's scaling solution and highlights how quickly projects can gain traction on Layer 2 networks. Ostium's growth reflects the broader **momentum in Arbitrum's ecosystem**, where projects are achieving significant volume and user engagement faster than traditional Layer 1 alternatives.

**Stylus** offers a unique opportunity for collectors of **Infinite Rainbows** by @JimenaBuenaVida: - Physical redemptions begin Monday, Oct 7 at 12:00pm ET - Mint deadline: Sunday, Oct 6 at 12:00pm ET - Exclusive minting available at http://mintstylus.xyz Don't miss this chance to participate in both digital and physical art collection. Mark your calendars and prepare for this limited-time event. *Visit the official website for more details and to participate in the mint.*