I have nothing against instructors using the name of a military unit to sell either their own hand-to-hand combat system or one that is used effectively by that unit. Not at all. For the most part, I see this as a marketing thing and each instructor/author has to make decisions on that front.
If you want to connect a USB device to an HDMI device then you must use a converter box. This is a set of electronics that change the protocols and signals. The only adaptor which works is the DVI-HDMI ones.
Convert a USB 2.0 or USB 3.0 port into a Gigabit Ethernet Network connection for internet use on a laptop or Chromebook. USB to Parallel Printer Adapters (2) USB to C36 and USB to DB25 Parallel printer adapters for connecting your IEEE-1284 printer to the USB port on your PC or hub.