There are no rules in filmmaking. Only sins. And the cardinal sin is dullness.
«The secret of good writing is cut it back, pare it down, winnow, chop, hack, prune, and trim, remove every superfluous word».
Film is incredibly democratic and accessible, it’s probably the best option if you actually want to change the world, not just re-decorate it.
There’s nothing creative about living within your means.