Not all political camp-followers are independently heeled. Remember the Flying Wallendas. Never let go of the trapeze you are on until you have the next one in hand. Once a decision is made to quit, it often takes time to find replacement employment. Meanwhile, tread softly and carry a big smile.
Nobody likes a sorehead.
No one gives disloyalty high marks. The way Clinton tosses friends and allies off the back of the sleigh to the wolves of personal expediency is not exactly a model of loyalty. I'm a professional. A professional is above it all, the ideal mercenary, a paladin for hire, an aseptic utensil who hears, sees and speaks no evil. This is the Von Ribbentrop defense.