just referenced on north dakota, you look at chris and emily coburns and coburns cashwise stores in north dakota, they can't get workers. floyd wilson, they can't get trailers. they can't build man and worker camps fast enough. it's a boom across america. as you referenced, a shortage of workers, even with a number of retailers paying 12, costco paying $20 an hour. they pay benefits. they keep workers but a lot of other workers that don't pay those kind of wages can't get them. charles: a lot is the testament to brick-and-mortar guys getting their act together. this omni channel approach is working for survivors, isn't it? >> omni channel working. it is like the roman empire of retailing. where, the key ones, particularly off price, are winning but with oil going up, luxury is doing well, but as you said, omni channel, look at the winners, amazon, walmart.com with jet, the big news will be take off technologies as they're partnering with retailers across america with micro fulfillment centers. you could be brick-and-mortars mechanized delivery a million a week in facilities across the country. omni channel, traditional retail. charl