BERLIN -- A divide is opening up in the electronics industry, with some TV manufacturers racing ahead to sell the highest-resolution 8K models while others stick with 4K technology that is only just catching on.
South Korean powerhouses Samsung Electronics and LG Electronics have followed Japan-based, Taiwanese-owned Sharp into the 8K era. But their big Japanese rivals, Sony and Panasonic, are holding back out of concern that the market is not ready.
