Well, yes...since 10base-T wasn't a standard until 1990[1] it's a pretty easy guess it was less popular a decade before. [1] https://standards.ieee.org/ieee/80

Well, yes...since 10base-T wasn't a standard until 1990[1] it's a pretty easy guess it was less popular a decade before. [1] https://standards.ieee.org/ieee/802.3i/1068/ https://standards.ieee.org/ieee/802.3i/1068/