I typed the word 'cookbook' on a subject line and 3.6 million suggestions were returned in 0.29 seconds, but when I asked e-Jeeves which conference planner lays on the best buffet, he tosses up his hands. A fly on the wall at an Avalon Room lunch is spellbound as a dozen tablet-bound analysts scribble furiously while the CEO makes his case via PowerPoint, and during Q&A when advisors save his skin, but one person alone critiques the heirloom tomatoes,...