TransMedia's Media Gateway technology focuses on circuit switching and packet voice in a single, cost-optimized platform. Large companies eventually find it difficult to keep growing without losing efficiency. If a new technology emerges that could increase productivity, a company may decide that it is most cost-efficient to purchase a competitor that already has the technology. The Cisco 90i provides telecommunications carriers with a more cost-effective way to deliver high-speed data services for Internet and intranet access applications. When an industry attracts too many competitor firms or when the supply from existing firms ramps up too much, companies may look to acquisitions as a way to reduce excess capacity, eliminate the competition, or focus on the most productive providers. They happen only occasionally in Italy because larger shareholders typically controlling families often have special board voting privileges designed to keep them in control.