X users discuss Ethereum market movements on September 28, 2026, including BitMine's $46.6 million ETH purchase with expectations of $6,000 by year-end, Bitfinex whales closing 90% of short positions, and Vitalik Buterin's vision for Ethereum's post-Hegotá architecture combining blockchains with modern cryptography. Quant Network's token surged 172% after selection for The Clearing House's On-Chain Money Initiative targeting 25 US banks.