Credit-Card Disguise Bluetooth Trackers: The Stealth Tracker That Hides in Plain Sight | 伪装成信用卡的蓝牙防丢器：藏在钱包里不被认出的追踪器
中文：Statik SmartCard Incognito 把防丢器做成一张仿真信用卡（假芯片+假磁条+有效期），混进钱包卡片堆里，让小偷不会第一时间扔掉它，从而争取找回的时间差；本文解析其设计逻辑、双网络追踪能力与「隐蔽」背后的安全悖论。English: How the Statik SmartCard Incognito disguises a Bluetooth tracker as an ordinary credit card to survive a wallet theft — plus the tracking trade-offs and the safety paradox behind stealth design.