(Bloomberg) -- Silver surged at the week’s open, with futures topping $29 an ounce within minutes, as the the Reddit-inspired frenzy that roiled stock markets last week spills over into commodities. The extraordinary spike came after retail sites were overwhelmed with demand for bars and coins at the weekend. Outlets including Apmex, the Walmart of precious metals products in North America, said they were unable to process orders until Asian markets open because of unprecedented consumption.