I vividly remember the buzz when construction started down the street from my Washington, D.C., apartment in the early '90s, signaling the arrival of the city's first branch of a cool Seattle coffee store called Starbucks. (Yes, kids, there was a time when a new Starbucks actually caused something besides eye-rolling.) Now, as L.A.-born and bred Trader Joe's hangs its shingle in the Big Apple, I k