Crime fiction makes money. It may be harder for writers to get published, but crime is doing better than most of what we like to call CanLit. It's elementary, plot-driven, character-rich story-telling at its best.
It's nice not to have the majority of the attention on me like there is when playing a concerto with an orchestra.
Self-denial and self-discipline, however, will be recognized as the outstanding qualities of a good soldier.