ESPN announced it would begin HD TV broadcasts by end of the year . The prospect of 3-D excited the TV industry , but consumers never took to it . But other manufacturers are n't far behind . Consumers complained about cost , awkward glasses , scarce 3-D content . Analysts believe ultra - HD , 4 K television will be the next wave .
ESPN announced it would begin HD TV broadcasts by end of the year . The prospect of 3-D excited the TV industry , but consumers never took to it . Consumers complained about cost , awkward glasses , scarce 3-D content . Analysts believe ultra - HD , 4 K television will be the next wave .