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is getting closer to its long-awaited Giga upgrade, and developers say the final technical work has begun. While many users are watching for the launch date, the team says the most important progress is happening behind the scenes with SIP-3, a major upgrade that changes how the network works.

Sei Labs has issued a notice to users holding USDC.n on the Sei Network, urging them to swap or migrate the token to native USDC ahead of a planned network upgrade scheduled for late March 2026. The guidance follows preparations for the SIP-3 upgrade, which is expected to transition Sei into an EVM-only chain and discontinue support for Cosmos-native assets such as USDC via Noble.

Sei outlined a major expansion strategy that places its blockchain tools directly inside Xiaomi’s smartphone ecosystem. The rollout introduces a crypto wallet and application hub that will come pre-installed on new Xiaomi devices sold across global markets.

The crypto market has seen a sharp decline recently, with many altcoins losing value. However, several strong blockchain projects continue to stand out. In a recent analysis, Altcoin Buzz host Maddie three promising networks: Sui, Sei, and Solana—each aiming to lead the next phase of Web3.

Crypto asset manager 21Shares has submitted an S-1 registration statement to the U.S. Securities and Exchange Commission (SEC). The filing seeks approval to launch the 21Shares 2x Long HYPE ETF. This leveraged fund is designed to deliver twice the daily returns of Hyperliquid (HYPE) before fees and expenses.

Altcoins priced below $1 often create the impression that they have more room to grow. In reality, their potential depends on supply, market cap, and adoption.