The Tantalizing Tech Sector

These companies are looking to commercialize exciting technology. But remember -- the risks of investing in such startups are high

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Investors looking for the next big thing tend to zero in on technology. After all, the technology sector has produced some of the greatest fortunes -- and flops -- of recent years. But whether it's companies working in biotech or those that have found a new way to use existing technologies for a competitive advantage, the story for investors is often the same: Small outfits working in untested areas can be a risky investment, no matter how cool they sound. This is especially true when the company, like several below, has yet to turn a profit.

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