I pay attention to food prices, harvest reports, droughts, and whatever is missing from the grocery shelves. But there is one signal that gets my attention faster than almost anything else. A government telling its own farmers or companies to stop exporting food. When a country starts limiting wheat, rice, corn, cooking oil, fertilizer, or another basic commodity, I assume somebody inside that government is worried about future supply or about domestic prices. That does not mean American grocery stores will be empty next week. It does mean I start looking at my pantry, because by the time a price…

Use this to see anything in pitch black, for hunting or spotting bad guys – this is perfect.