Well, we tried. And failed. See, after EaterWire told us about Thomas Keller "catering the grand opening party at the new Prada flagship" in downtown SF, we got moist thinking about attending the minimalist designer's latest unveiling to snap up a few pics, rub elbows with San Francisco Magazine folks, and maybe steal an accessory or eight. That is, until we couldn't get clearance from Allison Speer PR who told us, ahem, "[w]e are......