Samsung Q90T 4K UHD TV review: Samsung tweaks an already great smart TV

Samsung’s Q90R was arguably the best 4K UHD LED-backlit LCD TV of 2019. This year’s Q90T is in line for equal status, with picture tweaks that eliminate—or ameliorate—some of my complaints from last year. My gripes about the Q90R were few and far between, so consider the Q90T the best getting better.  There is, however, one