消费者是否愿意为了安全冗余付费是个未知数，否则沃尔沃应该是全球销量第一。
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，更多细节参见新收录的资料
Security: Remember that USB drives can cause security issues, particularly for businesses, and you should never plug in random drives you find lying around. If you plan to keep sensitive data on your flash drive, then consider biometric or passcode protection, and look into the level of encryption it offers. There are software services that offer encryption and allow you to password-protect your files on any USB flash drive.，这一点在新收录的资料中也有详细论述
as a systems programming language,。关于这个话题，新收录的资料提供了深入分析