一台原本定价3000元的中端手机，若存储成本从300元涨到540元，仅这一项就吞噬了240元的毛利空间。若终端不涨价，整机毛利可能直接归零甚至亏损。面对如此剧烈的成本冲击，手机厂商不得不做出艰难抉择。
This makes sense. These keys were designed as project identifiers for billing, and can be further restricted with (bypassable) controls like HTTP referer allow-listing. They were not designed as authentication credentials.
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