Of course I am asking myself the questions.dp, aren't all these personal goals? i don't think anyone can safely say "all photographers should/must seek to improve themselves" BUT we can if we want to.
come to think of it, many people who use PnS to capture candids don't really actively seek to improve themselves. if they take a lousy photo, take again. if it's good, they print it.
it is your attitude towards photography, whether it is a hobby or just one of the millions things you do now and then, that determines what you can/should/must do.
What I shoot for and whom I shoot for has nothing to do with you. However, the process in which how we get there is nonetheless very applicable to many. Still not universally applicable, but I feel will be helpful.
Therefore, let's here it ...