interested in film probably already has inexpensive modern digital cameras and editing software. It just means that film making and directing has never been more accessible, so there are lots of competitors out there in the field. First time directors rarely get a million dollar film budget. Directors typically must work their way up, often by directing music videos, or commercials, and the salaries for film and movie directors are unpredictable and you start out on the low end.
You will find plenty of websites online that filmmakers track, like imbd.com, dv.com, film-connection.com or indietalk.com. These are all places where independent movie makers gather to discuss tips and tricks. Schools for directing and some university websites have started hosting videos of mentor teachers helping anyone who wants to learn how to be a film director.