Your cables might look the same, but they probably aren't ...
USB-C offers a convenient single-cable solution for connecting a laptop to a display, but HDMI is still the more common cable ...
Whatever you do, don't buy cheap DisplayPort cables for your PC - here's why ...
Right. Despite @iljitsch's great overview of the technical standard, I am still none the wiser as to how to buy a slightly longer cable to connect an incoming Thinkpad P14s to a nice new Dell U2723QE ...