I replaced them with standalone USB & HDMI switches. I connect 5 PCs on my desk (main PC, Deep Learning rig, NAS, 2x NUC) first to two 4-port USB switches, the

I replaced them with standalone USB & HDMI switches. I connect 5 PCs on my desk (main PC, Deep Learning rig, NAS, 2x NUC) first to two 4-port USB switches, then have one 2-port switch that switches between these two 4-port switches, and then a large HDMI switch. It works fine; each of those switches was <$5.