With the upgrade of @ Solana's Alpenglow protocol, transaction confirmation time has been compressed to an astonishing 100-150 milliseconds. This marks a new stage in the competition between Solana and Ethereum, the two major public chain giants, which has broken through the competition of pure technical indicators and entered a new phase: no longer a race to the bottom, but a true test of business models and application implementation. Solana's challenge: With millisecond level confirmation speed, Solana faces a similar ecological landing problem as Ethereum used to. What should you do next when your engine is approaching the point where it exceeds the track requirements? Solana needs to prove to the market, besides MEME, what truly revolutionary applications can millisecond level confirmation bring? At present, most DeFi and NFT applications are already running well in sub second level confirmation environments, making it difficult to fully utilize Solana's technological strength. We need to create application categories that can only be achieved with millisecond level confirmation, otherwise their technological advantages will be greatly underestimated. The challenge of Ethereum: As the Layer2 ecosystem begins to take shape, performance bottlenecks are gradually being alleviated, and Ethereum needs to more effectively demonstrate the practical value of its decentralization and security advantages in institutional adoption. How much is decentralization and security consensus worth? Ethereum needs to prove that its security and decentralization are not just technical concepts, but core competencies that can be transformed into actual business value. Especially in the fields of stablecoins, DeFi, and RWA (real-world assets), Ethereum needs to accelerate the integration pace of traditional financial institutions. The result of a symbiotic prosperity is that the two are no longer fighting to the death, but are functionally divided: Solana is likely to become the preferred platform for "performance intensive" applications, while Ethereum consolidates its position as a "value storage layer". For the entire industry, this competition will drive blockchain technology towards a more diverse and mature future.