Ken Blake wrote:
[...]

Not to mention that it's very difficult to travel with a monitor,
keyboard, and mouse.

WIMP! In the late 60's, early 70's, I traveled with a - core-memory -
computer and a ASR-33 Teletype! :-)

HP 2114 Computer:
http://www.hpmuseum.net/display_item.php?hw=97

ASR-33:
https://en.wikipedia.org/wiki/Teletype_Model_33

The car (similar to this one):
https://www.classic-trader.com/uk/cars/listing/simca/1000/1000-special/1969/86746