Analog on the order of 480i60 is a good bit different from even digital 640x480p60. However it's a lossy compression of sorts, and the transform is of a differ

Analog on the order of 480i60 is a good bit different from even digital 640x480p60. However it's a lossy compression of sorts, and the transform is of a different nature than we're now used to estimating for digital codecs.