There's no denying that photography is a powerful art form, just as painting, music, and sculpture are. If you look at the history of these disciplines, you'll find another similarity. Those who enjoyed long term success did so not by following current trends, but by paving their own way. This of course is no easy feat, perhaps best expressed by Alfred de Musset who said "How glorious it is - and also how painful - to be an exception". Whether it's your choice of gear, or the subject matter you focus on, throw out the rule book and follow your own heart.