Core Viewpoint - The adjustment of the subsidy rules for the old-for-new appliance program in Shanghai to a lottery system aims to enhance fairness and efficiency while addressing consumer experience concerns [3][12]. Group 1: Advantages of the Lottery System - The lottery system ensures fairness by providing equal chances for all consumers, regardless of their digital proficiency, thus avoiding the digital divide [4]. - It increases the cost of cheating and prevents scalpers from profiting from the subsidies, as the lottery does not rely on speed [4]. - The lottery alleviates server pressure and ensures system stability by distributing high traffic over multiple registration periods [5]. Group 2: Consumer Experience Insights - Consumers generally view appliance purchases as planned decisions, leading to a willingness to wait for lottery results [9]. - However, the lottery introduces uncertainty, which can disrupt the decision-making process and dampen consumer enthusiasm [10]. - The complexity of the lottery process can detract from the shopping experience, making it feel more like a task than a purchase [11]. Group 3: Policy Implications - The lottery system is a compromise to ensure broader access to limited subsidy funds while maintaining fairness [12]. - Consumer experience should be a critical consideration in policy execution, as it affects the effectiveness of the subsidy program and public trust in government services [12].