While this seems to sometimes take place after hackers break into a closed store, the setup also occurs in broad daylight, as in the footage that local media in Saanich, British Columbia got their hands on after a similar scam in a Vancouver Fairway.
With SimpleTap users can take advantage of Wi-Fi Protected Setup (WPS) in a number of ways such as using the NFC card shipping with all 802.11ac enabled Smart Wi-Fi routers, pushing the physical WPS button on a router or pushing the WPS button in the router's browser or app interface.
Here is the setup of these studies: Take people who have just had something very bad happen to them, like a motor vehicle accident or a rape, and within a few hours or a day or two at most, flip a coin and put half these people on a beta blocker and half on an inactive substance that looks the same (i.e. placebo).