In a word, yes. But today's moviemaker should seriously consider the possibilities of DVD when planning a picture. Sonic Solutions is a leading developer of DVD systems. It is available for download from the Sonic site. Today, the majority of movies and TV shows are edited on digital systems.
Output now equals or exceeds the highest broadcast standards.
One's mind needs time to encompass such concepts as slip and slide, layered video and nested effects. But it's worth the effort. It's simply expected. It's very much a reality in film post-production today. Digitizing and organizing hundreds of hours of source material and every iteration of the cut requires systemized thought.