No wonder cisco systems thought it could do no wrong. In 16 years of selling millions of network routers to businesses and buying dozens of other companies, it was a paragon of high-tech growth. It took a decade to hit $1 billion in sales in 1994, then quadrupled to $4 billion in two years-and quadrupled yet again in less than four years. Even with its stock off 80% in a year-when Cisco was, fleetingly, worth more than any other company in the world-$10,000 invested when it went public in 1990 is still worth $2.4 million.
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