qqp question1: What is the difference between 1080p, 480p, 720p, Blueray, BRRIP, CAM, DVDrip, DVDSCR, Hdrip, HDTS, HDTV or WebRip? question2: Which is the best format to download and play from 1080p and 720p, Blu-ray, BDrip, or HDrip?