Spike Lee has said the reason he went to film school was because it was the only way for him to get time with editing machines and other equipment. If only he had Final Cut Pro. Computer-based non-linear video-editing systems allowed users to ability to edit their video with the same precision as licensed professionals. Nowadays, even professionals use digital non-linear systems like Final Cut and Avid, replacing an editing system that's been in place since Ben Hur broke box-office records.