. >> john, bo tttom line, did amao lower prices and sacrifice have aws margin to lock in longer termontracts it seems possibly from the numbers that they did do some of that does that add to this narrative around a possible slowdown in enterprise i.t. spending it seems that's what they would do if they were concerned about that kind of a slowdown. >> that's what they signalled. the cfo on the call said they are giving price concessions for longer term contracts. with that, you get better visibility for the business. i think their backlog was up 54% year over year i think i'm fine with it the head of aws at some point this quarter mentioned only 3% of workloads have moved to the cloud. i still think it's pretty early for cloud computing. i think we have 30% annual revenue growth next five years for aws. we're still pretty confident in kind of the long-term growth trajectory >> mark, i know we talk about the fact that aws and the profit from aws subsidizes some other businesses when you see shipping costs surpassing the $800 million mark for both of the last two quarters and now a fore