Wall Street's latest fad is called the DORKs. You should be leery because most fads end the same way. The acronym DORKs was selected by some Wall Street "comedians" because that term probably brings to mind middle school memories. It's a win from a marketing perspective and much better than, say, KORDs would have been. But catchy acronyms don't make good investments, good stocks do. Which is why investors might want to be cautious before buying the DORKs. What are the DORKs? The term DORKs is a shorthand wa ...