A class action lawsuit has been filed against Amazon, with users claiming the platform has been routinely overcharging sales tax on purchases. The lawsuit highlights concerns about billing transparency on one of the world's largest e-commerce platforms. This kind of systematic charging issue raises questions familiar to the Web3 community about the accountability and fairness of centralized platforms. Whether through traditional corporate structures or digital services, precision in financial operations remains a cornerstone of user trust. The case is still developing, but it underscores why many are exploring alternatives that emphasize transparent, verifiable transaction records.