According to @CoinMarketCap, a Nov 11, 2025 post asked Buyback and Burn Meta?, highlighting market attention on token buyback-and-burn mechanisms (source: CoinMarketCap on X, Nov 11, 2025). Token buyback-and-burn typically involves a project repurchasing tokens and sending them to an irrecoverable burn address to reduce circulating supply, a structural factor traders can quantify (source: Binance Academy, What Is a Token Burn?). BNB implements an Auto-Burn that permanently removes BNB each quarter using a disclosed formula tied to on-chain data and price, with transactions recorded on-chain for verification (source: Binance.com, BNB Auto-Burn methodology and quarterly burn announcements). ETH burns base fees under EIP-1559, making net supply changes observable via public metrics that traders track for issuance dynamics (source: Ethereum.org, EIP-1559 fee market change). For trading execution, prioritize issuer announcements, published buyback schedules, and on-chain burn transaction hashes to measure realized supply contraction and timing rather than inferring price direction without data (source: Binance BNB quarterly burn reports; Ethereum.org EIP-1559 references).