qqp question1: What is the difference between 1080p, 480p, 720p, Blueray, BRRIP, CAM, DVDrip, DVDSCR, Hdrip, HDTS, HDTV or WebRip? question2: What is the difference between 1080p and 2160p? More specifically what do these quality differences mean? Is the difference in how a computer processes the sound or in how the sound is played back?