Twenty-nine years and three months is quite a long time. Some love stories don’t even last that long. But not in the case of Ret. Lt. Gen. Salvador Mison who served in taipan Lucio “Kapitan” Tan’s sprawling business empire for nearly 30 long years before finally retiring last month. One fine day last week, in the cozy al fresco Garden Pavilion of Grand Hyatt Manila, Gen. Mison, 89, made his final bow in a send-off gathering with some of his closest friends in the Tan Group. Kapitan himself was not there. He has not been seen much in public for some time now after he successfully survived a bou…