We never knew summer was the time for HDTV buying (isn’t that just before the Super Bowl?), but evidently the rules have changed thanks to those topsy-turvy economy. Within the past few days we’ve seen new big screens from all sorts of big time industry players, and just hours after LG announced a partnership with Vudu to get HD movie streaming onto select sets, the company has now come forward with two more new series. Starting us off is the SL80 line of LCD HDTVs, which utilizes the older CCFL backlight technology