The funny thing is that termcap and vi were not created for a DEC terminal. They were created specifically for the Lear Siegler ADM-3A, which predates the VT10

The funny thing is that termcap and vi were not created for a DEC terminal. They were created specifically for the Lear Siegler ADM-3A, which predates the VT100. The work was done entirely by Bill Joy, who later joined Sun Microsystems. https://jbcrawford.us/history/computers/adm3a https://jbcrawford.us/history/computers/adm3a