Never been a sysadmin, but used to sell electronics. People really have absolutely no idea how any of it works, including pretty straight forward stuff, like displays. Had to explain to a shockingly large number of people that there was no such thing as an ethernet to HDMI adapter and that even if there was, plugging ethernet into their non-smart TV's HDMI port wouldn't let them watch Netflix on it.

"No, they're working exactly as intended."

close ticket

To be generous, maybe they're familiar with DisplayPort daisy-chaining, which is a thing.