Can't speak for the others, but I got a WorldBox a few weeks ago & love it! Works out of the box unlike most things I buy that have to be tweaked. It gets std DVB, 4:2:2 & HD with the included software, and can move my SG2100 motor. I love it. I do have a P4HT 3Ghz, 1G Ram driving it tho, and no...