To convert a segment of a baseball game from a DVR to a slow-motion MPEG on a computer, the process involves saving the video as a .dv file and using a video processing application to edit and export the desired section. Pinnacle Studio is recommended for its balance of user-friendliness and features. To transfer the .dv file, a firewire interface is typically required, which may already be built into many PCs and laptops. If not, a firewire card can be purchased inexpensively. Alternative connections like S-Video or Composite can be used, but they result in lower video quality. It's important to confirm that the DVR has a firewire interface before proceeding.