What is a DVR?The Digital Video Recorder, or DVR, has changed the way that people watch and record television programs. While functionally similar to the VCR's of the past, DVR's offer a wide range of advantages that make them far superior to the VCR and other media recording devices.How does a DVR work?Unlike traditional VCR's, a DVR works by compressing a television signal into a digital medium and storing it on a built in hard drive housed within your DVR unit. Because of advances in hard drive size and performance, a DVR may be able to store several weeks' worth of television programs. A traditional VHS tape may only have the capability to store two to six hours of television programs by comparison.I like my VHS tapes, why should I switch to a DVR?While DVR devices lack the portability