MIT did use it for some years before commercial Ethernet eventually displaced CHAOSnet (I was gone by then), but, yeah, it was a constant struggle to keep it wo

MIT did use it for some years before commercial Ethernet eventually displaced CHAOSnet (I was gone by then), but, yeah, it was a constant struggle to keep it working reliably. People would work in the cable spaces and ding or crimp the coax outer shield, and we'd have to go find it.