> not only is Wal-Mart the largest company by revenue - on the planet - but Amazon doesn’t even crack the top 20. Nokia and RIM were the biggest players in pho

> not only is Wal-Mart the largest company by revenue - on the planet - but Amazon doesn’t even crack the top 20. Nokia and RIM were the biggest players in phone market in terms of revenue once, just because you are leader now does not mean you will be a leader in the future.