LG were the first to ship products with Tandem OLED, in the automotive market. Apple were not even the first in the mobile or PC markets, being beaten by Huawei and Dell, respectively.

Most 5K monitors on the PC side are not going to be driven over Thunderbolt, but rather DisplayPort or HDMI.

And the most popular resolution on PC is not 4k, but rather 1080p and 1440p.