Since similar systems exist, only at a somewhat larger size, miniaturization seems like reasonable option. And according to [1] they're backed by khosla ventur

Since similar systems exist, only at a somewhat larger size, miniaturization seems like reasonable option. And according to [1] they're backed by khosla ventures, which s a highly respectable VC firm. If that's true , that doesn't seem like scam. [1]http://venturebeat.com/2014/04/29/scio-handheld-sensor-can-decipher-the-chemical-makeup-of-food-pills-and-plants/ http://venturebeat.com/2014/04/29/scio-handheld-sensor-can-d...