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Vitalik Buterin stated that Ethereum must prioritize bandwidth scaling over latency reduction to maintain decentralization. He explained that reducing latency faces physical and economic constraints, including the speed of light and the need for global node access. Ethereum’s bandwidth, however, can grow safely with technologies like PeerDAS and [zero-knowledge proofs]. These tools enable scaling thousands of times beyond the current limits while preserving security and accessibility. Layer 2s to Handle High-Speed Applications Buterin emphasized that Ethereum should act as a global coordination infrastructure, not a platform for sub-second applications. He positioned the base layer as the “world heartbeat,” with speed-focused apps moving to Layer 2 chains. > Increasing bandwidth is safer than reducing latency > > With PeerDAS and ZKPs, we know how to scale, and potentially we can scale thousands of times compared to the status quo. The numbers become far more favorable than before (eg. see analysis here, pre and post-sharding… > — vitalik.eth (@VitalikButerin) January 8, 2026 AI and localized use cases may need “city chains” with faster response times than Ethereum can support. In contrast, Ethereum’s Layer 2 ecosystem can handle such needs while maintaining the base layer’s decentralization. Technical improvements may reduce block times to 2–4 seconds without tradeoffs. However, Buterin explained that pushing further would compromise decentralization and exclude home-based nodes. He also noted Ethereum’s role is similar to Linux or BitTorrent: global, decentralized, and dependable. While Ethereum won’t match centralized systems on speed, it can still provide reliable consensus and infrastructure. Recent growth in new addresses, now reaching 292,000 daily, reflects increasing adoption post-Fusaka upgrade. Meanwhile, major banks like JPMorgan and Deutsche Bank continue to build Ethereum-based financial products. Ethereum remains limited by consumer-grade hardware capacity, including bandwidth, CPU use, and storage. But developers can still achieve significant scaling through safe architectural changes and Layer 2 expansion.
Premium gym chains are entering a “golden era” that is ending or already in decline, as rising operating costs collide with shifting consumer preferences toward more flexible, community-based ways to exercise. Long-term memberships are shrinking, margins are pressured by higher rents and facility expenses, and competition from smaller, more personalized…
