This is pretty much an actual strategy. The academic/crowdfunded ULX3S FPGA development board went with calling it "GPDI" (general-purpose digital interface). O

This is pretty much an actual strategy. The academic/crowdfunded ULX3S FPGA development board went with calling it "GPDI" (general-purpose digital interface). Other strategies include labeling the connector with a little TV/monitor icon, calling it "digital video", or just having a little diagram in the marketing/documentation material with it connected to a TV with a vaguely HDMI-shaped cable.