Some gazillion cans of beer congregate in supermarkets.
By adding a chip with a light sensor and a wifi chip, the cans could report flashes to...whoever it is that's interested in kind of thing.
<Heavily influenced by the Schroedinger's Lager idea>-- not_morrison_rm, Dec 09 2016 Lacking the screening effect of several hundred metres of rock, how would the detectors discriminate between neutrinos, cosmic rays, and proton decay ?-- 8th of 7, Dec 09 2016 //Lacking the screening effect of several hundred metres of rock..//
Easily replaced with several hundred Walmart shoppers on Black Friday.-- AusCan531, Dec 09 2016 Wouldn't work. In place of brains, they have lumps of degenerate matter, so dense that even neutrinos can't penetrate.-- 8th of 7, Dec 09 2016 random, halfbakery