Are hazards inherent in the final product, and warnings against foreseeable misuse and abuse made known to the ultimate user? Yes no.

关于产品的潜在危险、误用或滥用，贵公司是否警告最终消费者？

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Google, of course, stands to make some money selling the things, but with advertising on apps expressly disallowed (for now) and with a very, very limited user base for the foreseeable future, where's the revenue?

ENGADGET: Bill Maris, the Man Behind Google Ventures, on the Present Challenges and Future Potential of Glass