trades ato amazon, it more than 100 times future earnings. this is a company that is always -- already raking in a quarter trillion dollars in terms of and no month year -- wonder its valuation is so high. emily: what are the risks for apple? are there any risks apple hits this mark and then falls back down given the challenges ahead? even though it is relatively cheap compared to its tech peers? risk there is no immediate and that always concerns me when i can't identify an immediate term risk, but i don't see any for the next one to two years. probably over the next five to 10 years, there will be the emergence of wearables. somethinged reality, apple is strong in, but that will be a shift in devices people are going to use. the good news for investors is, we have a clean sailing ahead for the next several years, but the risk is down the road as to what could happen when we have to next hardware shift. that is one thing apple has done well is this idea of embracing the dilemma. when they had successful product 's, 2005, the ipod was over 50