Comparison shopping engines like Bizrate, Shopzilla, and Nextag can serve display ads based on the products people are searching for.

像Bizrate、Shopzilla和Nextag这样的比较购物引擎可根据用户搜索的产品提供显示广告。

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Moreover, who really knows what anyone might have done in 1999 (Nextag) or 2004 (Yelp)?

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He now represents several vertical-search companies, such as NexTag, that have complained about Google practices.

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He serves on the boards of Evernote, NexTag, Rhythm NewMedia, Jaspersoft, MuleSoft, Adara Media and Voltage Security.

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